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Finding the Fourth Proportional to 484,129.02, 725,703 and 243,515.88

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Solution

The fourth proportional to 484,129.02, 725,703 and 243,515.88 is: 365,027.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,129.02 : 725,703 = 243,515.88 : x
  2. Step 2: Convert to fraction form
    484,129.02/725,703 = 243,515.88/x
  3. Step 3: Cross multiply
    484,129.02x = 725,703 × 243,515.88
  4. Step 4: Simplify right side
    484,129.02x = 176,720,204,663.64
  5. Step 5: Solve for x
    x = 176,720,204,663.64/484,129.02
  6. Step 6: Final answer
    x = 365,027.08

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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.