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Finding the Fourth Proportional to 365,089.80, 547,593.20 and 98,871.08

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Solution

The fourth proportional to 365,089.80, 547,593.20 and 98,871.08 is: 148,295.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,089.80 : 547,593.20 = 98,871.08 : x
  2. Step 2: Convert to fraction form
    365,089.80/547,593.20 = 98,871.08/x
  3. Step 3: Cross multiply
    365,089.80x = 547,593.20 × 98,871.08
  4. Step 4: Simplify right side
    365,089.80x = 54,141,127,852.33
  5. Step 5: Solve for x
    x = 54,141,127,852.33/365,089.80
  6. Step 6: Final answer
    x = 148,295.37

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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.