Home / 454,285.08-626,948.82-250,372.56

Finding the Fourth Proportional to 454,285.08, 626,948.82 and 250,372.56

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Solution

The fourth proportional to 454,285.08, 626,948.82 and 250,372.56 is: 345,533.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,285.08 : 626,948.82 = 250,372.56 : x
  2. Step 2: Convert to fraction form
    454,285.08/626,948.82 = 250,372.56/x
  3. Step 3: Cross multiply
    454,285.08x = 626,948.82 × 250,372.56
  4. Step 4: Simplify right side
    454,285.08x = 156,970,781,052.38
  5. Step 5: Solve for x
    x = 156,970,781,052.38/454,285.08
  6. Step 6: Final answer
    x = 345,533.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.