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Finding the Fourth Proportional to 466,101.78, 698,514.78 and 352,155.90

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Solution

The fourth proportional to 466,101.78, 698,514.78 and 352,155.90 is: 527,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,101.78 : 698,514.78 = 352,155.90 : x
  2. Step 2: Convert to fraction form
    466,101.78/698,514.78 = 352,155.90/x
  3. Step 3: Cross multiply
    466,101.78x = 698,514.78 × 352,155.90
  4. Step 4: Simplify right side
    466,101.78x = 245,986,101,014.20
  5. Step 5: Solve for x
    x = 245,986,101,014.20/466,101.78
  6. Step 6: Final answer
    x = 527,751.90

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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.