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Finding the Fourth Proportional to 547,097.00, 755,119.52 and 355,777.16

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Solution

The fourth proportional to 547,097.00, 755,119.52 and 355,777.16 is: 491,054.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,097.00 : 755,119.52 = 355,777.16 : x
  2. Step 2: Convert to fraction form
    547,097.00/755,119.52 = 355,777.16/x
  3. Step 3: Cross multiply
    547,097.00x = 755,119.52 × 355,777.16
  4. Step 4: Simplify right side
    547,097.00x = 268,654,272,731.68
  5. Step 5: Solve for x
    x = 268,654,272,731.68/547,097.00
  6. Step 6: Final answer
    x = 491,054.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.