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Finding the Fourth Proportional to 365,090.30, 547,593.94 and 98,871.58

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Solution

The fourth proportional to 365,090.30, 547,593.94 and 98,871.58 is: 148,296.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,090.30 : 547,593.94 = 98,871.58 : x
  2. Step 2: Convert to fraction form
    365,090.30/547,593.94 = 98,871.58/x
  3. Step 3: Cross multiply
    365,090.30x = 547,593.94 × 98,871.58
  4. Step 4: Simplify right side
    365,090.30x = 54,141,478,046.23
  5. Step 5: Solve for x
    x = 54,141,478,046.23/365,090.30
  6. Step 6: Final answer
    x = 148,296.13

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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.