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Finding the Fourth Proportional to 452,752.59, 624,538.38 and 282,691.47

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Solution

The fourth proportional to 452,752.59, 624,538.38 and 282,691.47 is: 389,951.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,752.59 : 624,538.38 = 282,691.47 : x
  2. Step 2: Convert to fraction form
    452,752.59/624,538.38 = 282,691.47/x
  3. Step 3: Cross multiply
    452,752.59x = 624,538.38 × 282,691.47
  4. Step 4: Simplify right side
    452,752.59x = 176,551,672,713.62
  5. Step 5: Solve for x
    x = 176,551,672,713.62/452,752.59
  6. Step 6: Final answer
    x = 389,951.77

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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.