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Finding the Fourth Proportional to 452,754.59, 624,541.14 and 282,693.47

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Solution

The fourth proportional to 452,754.59, 624,541.14 and 282,693.47 is: 389,954.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,754.59 : 624,541.14 = 282,693.47 : x
  2. Step 2: Convert to fraction form
    452,754.59/624,541.14 = 282,693.47/x
  3. Step 3: Cross multiply
    452,754.59x = 624,541.14 × 282,693.47
  4. Step 4: Simplify right side
    452,754.59x = 176,553,702,024.36
  5. Step 5: Solve for x
    x = 176,553,702,024.36/452,754.59
  6. Step 6: Final answer
    x = 389,954.53

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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.