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Finding the Fourth Proportional to 504,507.33, 756,739.13 and 125,420.13

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Solution

The fourth proportional to 504,507.33, 756,739.13 and 125,420.13 is: 188,124.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,507.33 : 756,739.13 = 125,420.13 : x
  2. Step 2: Convert to fraction form
    504,507.33/756,739.13 = 125,420.13/x
  3. Step 3: Cross multiply
    504,507.33x = 756,739.13 × 125,420.13
  4. Step 4: Simplify right side
    504,507.33x = 94,910,319,433.59
  5. Step 5: Solve for x
    x = 94,910,319,433.59/504,507.33
  6. Step 6: Final answer
    x = 188,124.76

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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.