Home / 646,044.58-969,220.23-202,812.58

Finding the Fourth Proportional to 646,044.58, 969,220.23 and 202,812.58

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Solution

The fourth proportional to 646,044.58, 969,220.23 and 202,812.58 is: 304,267.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,044.58 : 969,220.23 = 202,812.58 : x
  2. Step 2: Convert to fraction form
    646,044.58/969,220.23 = 202,812.58/x
  3. Step 3: Cross multiply
    646,044.58x = 969,220.23 × 202,812.58
  4. Step 4: Simplify right side
    646,044.58x = 196,570,055,434.49
  5. Step 5: Solve for x
    x = 196,570,055,434.49/646,044.58
  6. Step 6: Final answer
    x = 304,267.01

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Half scale
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Double scale
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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.