Home / 434,558.20-651,837.30-247,934.20

Finding the Fourth Proportional to 434,558.20, 651,837.30 and 247,934.20

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Solution

The fourth proportional to 434,558.20, 651,837.30 and 247,934.20 is: 371,901.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,558.20 : 651,837.30 = 247,934.20 : x
  2. Step 2: Convert to fraction form
    434,558.20/651,837.30 = 247,934.20/x
  3. Step 3: Cross multiply
    434,558.20x = 651,837.30 × 247,934.20
  4. Step 4: Simplify right side
    434,558.20x = 161,612,759,505.66
  5. Step 5: Solve for x
    x = 161,612,759,505.66/434,558.20
  6. Step 6: Final answer
    x = 371,901.30

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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.