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Finding the Fourth Proportional to 624,564, 936,871.92 and 181,332

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Solution

The fourth proportional to 624,564, 936,871.92 and 181,332 is: 272,005.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,564 : 936,871.92 = 181,332 : x
  2. Step 2: Convert to fraction form
    624,564/936,871.92 = 181,332/x
  3. Step 3: Cross multiply
    624,564x = 936,871.92 × 181,332
  4. Step 4: Simplify right side
    624,564x = 169,884,858,997.44
  5. Step 5: Solve for x
    x = 169,884,858,997.44/624,564
  6. Step 6: Final answer
    x = 272,005.53

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.