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Finding the Fourth Proportional to 504,347.24, 756,693.66 and 172,156.52

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Solution

The fourth proportional to 504,347.24, 756,693.66 and 172,156.52 is: 258,293.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,347.24 : 756,693.66 = 172,156.52 : x
  2. Step 2: Convert to fraction form
    504,347.24/756,693.66 = 172,156.52/x
  3. Step 3: Cross multiply
    504,347.24x = 756,693.66 × 172,156.52
  4. Step 4: Simplify right side
    504,347.24x = 130,269,747,211.66
  5. Step 5: Solve for x
    x = 130,269,747,211.66/504,347.24
  6. Step 6: Final answer
    x = 258,293.76

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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.