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Finding the Fourth Proportional to 368,473.92, 552,710.71 and 102,234.39

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Solution

The fourth proportional to 368,473.92, 552,710.71 and 102,234.39 is: 153,351.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,473.92 : 552,710.71 = 102,234.39 : x
  2. Step 2: Convert to fraction form
    368,473.92/552,710.71 = 102,234.39/x
  3. Step 3: Cross multiply
    368,473.92x = 552,710.71 × 102,234.39
  4. Step 4: Simplify right side
    368,473.92x = 56,506,042,283.32
  5. Step 5: Solve for x
    x = 56,506,042,283.32/368,473.92
  6. Step 6: Final answer
    x = 153,351.54

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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.