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Finding the Fourth Proportional to 534,118.85, 737,083.95 and 292,400.67

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Solution

The fourth proportional to 534,118.85, 737,083.95 and 292,400.67 is: 403,512.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,118.85 : 737,083.95 = 292,400.67 : x
  2. Step 2: Convert to fraction form
    534,118.85/737,083.95 = 292,400.67/x
  3. Step 3: Cross multiply
    534,118.85x = 737,083.95 × 292,400.67
  4. Step 4: Simplify right side
    534,118.85x = 215,523,840,826.25
  5. Step 5: Solve for x
    x = 215,523,840,826.25/534,118.85
  6. Step 6: Final answer
    x = 403,512.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.