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Finding the Fourth Proportional to 624,528, 936,817.92 and 181,296

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Solution

The fourth proportional to 624,528, 936,817.92 and 181,296 is: 271,951.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,528 : 936,817.92 = 181,296 : x
  2. Step 2: Convert to fraction form
    624,528/936,817.92 = 181,296/x
  3. Step 3: Cross multiply
    624,528x = 936,817.92 × 181,296
  4. Step 4: Simplify right side
    624,528x = 169,841,341,624.32
  5. Step 5: Solve for x
    x = 169,841,341,624.32/624,528
  6. Step 6: Final answer
    x = 271,951.52

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Why These Related Problems?

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