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Finding the Fourth Proportional to 815,506.92, 1,125,361.32 and 452,952.88

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Solution

The fourth proportional to 815,506.92, 1,125,361.32 and 452,952.88 is: 625,053.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,506.92 : 1,125,361.32 = 452,952.88 : x
  2. Step 2: Convert to fraction form
    815,506.92/1,125,361.32 = 452,952.88/x
  3. Step 3: Cross multiply
    815,506.92x = 1,125,361.32 × 452,952.88
  4. Step 4: Simplify right side
    815,506.92x = 509,735,650,934.60
  5. Step 5: Solve for x
    x = 509,735,650,934.60/815,506.92
  6. Step 6: Final answer
    x = 625,053.74

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