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Finding the Fourth Proportional to 367,545.33, 551,356.11 and 101,305.89

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Solution

The fourth proportional to 367,545.33, 551,356.11 and 101,305.89 is: 151,969.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,545.33 : 551,356.11 = 101,305.89 : x
  2. Step 2: Convert to fraction form
    367,545.33/551,356.11 = 101,305.89/x
  3. Step 3: Cross multiply
    367,545.33x = 551,356.11 × 101,305.89
  4. Step 4: Simplify right side
    367,545.33x = 55,855,621,430.49
  5. Step 5: Solve for x
    x = 55,855,621,430.49/367,545.33
  6. Step 6: Final answer
    x = 151,969.34

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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.