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Finding the Fourth Proportional to 454,275.73, 626,928.29 and 250,326.68

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Solution

The fourth proportional to 454,275.73, 626,928.29 and 250,326.68 is: 345,466.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,275.73 : 626,928.29 = 250,326.68 : x
  2. Step 2: Convert to fraction form
    454,275.73/626,928.29 = 250,326.68/x
  3. Step 3: Cross multiply
    454,275.73x = 626,928.29 × 250,326.68
  4. Step 4: Simplify right side
    454,275.73x = 156,936,876,182.14
  5. Step 5: Solve for x
    x = 156,936,876,182.14/454,275.73
  6. Step 6: Final answer
    x = 345,466.13

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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.