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Finding the Fourth Proportional to 616,742.02, 925,462.95 and 243,027.46

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Solution

The fourth proportional to 616,742.02, 925,462.95 and 243,027.46 is: 364,679.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,742.02 : 925,462.95 = 243,027.46 : x
  2. Step 2: Convert to fraction form
    616,742.02/925,462.95 = 243,027.46/x
  3. Step 3: Cross multiply
    616,742.02x = 925,462.95 × 243,027.46
  4. Step 4: Simplify right side
    616,742.02x = 224,912,910,062.61
  5. Step 5: Solve for x
    x = 224,912,910,062.61/616,742.02
  6. Step 6: Final answer
    x = 364,679.08

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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.