Home / 454,153.68-626,780.97-250,225.11

Finding the Fourth Proportional to 454,153.68, 626,780.97 and 250,225.11

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Solution

The fourth proportional to 454,153.68, 626,780.97 and 250,225.11 is: 345,337.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,153.68 : 626,780.97 = 250,225.11 : x
  2. Step 2: Convert to fraction form
    454,153.68/626,780.97 = 250,225.11/x
  3. Step 3: Cross multiply
    454,153.68x = 626,780.97 × 250,225.11
  4. Step 4: Simplify right side
    454,153.68x = 156,836,337,164.16
  5. Step 5: Solve for x
    x = 156,836,337,164.16/454,153.68
  6. Step 6: Final answer
    x = 345,337.59

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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.