Home / 489,224.30-733,836.46-371,126.30

Finding the Fourth Proportional to 489,224.30, 733,836.46 and 371,126.30

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Solution

The fourth proportional to 489,224.30, 733,836.46 and 371,126.30 is: 556,689.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,224.30 : 733,836.46 = 371,126.30 : x
  2. Step 2: Convert to fraction form
    489,224.30/733,836.46 = 371,126.30/x
  3. Step 3: Cross multiply
    489,224.30x = 733,836.46 × 371,126.30
  4. Step 4: Simplify right side
    489,224.30x = 272,346,010,204.90
  5. Step 5: Solve for x
    x = 272,346,010,204.90/489,224.30
  6. Step 6: Final answer
    x = 556,689.46

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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.