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Finding the Fourth Proportional to 591,745.30, 887,617.95 and 497,266.90

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Solution

The fourth proportional to 591,745.30, 887,617.95 and 497,266.90 is: 745,900.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,745.30 : 887,617.95 = 497,266.90 : x
  2. Step 2: Convert to fraction form
    591,745.30/887,617.95 = 497,266.90/x
  3. Step 3: Cross multiply
    591,745.30x = 887,617.95 × 497,266.90
  4. Step 4: Simplify right side
    591,745.30x = 441,383,026,380.86
  5. Step 5: Solve for x
    x = 441,383,026,380.86/591,745.30
  6. Step 6: Final answer
    x = 745,900.35

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Double scale
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Similar ratio
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1.5x scale

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.