Home / 657,964.20-986,946.30-159,328.20

Finding the Fourth Proportional to 657,964.20, 986,946.30 and 159,328.20

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Solution

The fourth proportional to 657,964.20, 986,946.30 and 159,328.20 is: 238,992.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,964.20 : 986,946.30 = 159,328.20 : x
  2. Step 2: Convert to fraction form
    657,964.20/986,946.30 = 159,328.20/x
  3. Step 3: Cross multiply
    657,964.20x = 986,946.30 × 159,328.20
  4. Step 4: Simplify right side
    657,964.20x = 157,248,377,475.66
  5. Step 5: Solve for x
    x = 157,248,377,475.66/657,964.20
  6. Step 6: Final answer
    x = 238,992.30

Related Problems

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Half scale
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Double scale
Find fourth proportional to 657,965.20, 986,947.80 and 159,329.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.