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Finding the Fourth Proportional to 534,060.11, 800,536.55 and 333,920.90

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Solution

The fourth proportional to 534,060.11, 800,536.55 and 333,920.90 is: 500,535.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,060.11 : 800,536.55 = 333,920.90 : x
  2. Step 2: Convert to fraction form
    534,060.11/800,536.55 = 333,920.90/x
  3. Step 3: Cross multiply
    534,060.11x = 800,536.55 × 333,920.90
  4. Step 4: Simplify right side
    534,060.11x = 267,315,879,586.61
  5. Step 5: Solve for x
    x = 267,315,879,586.61/534,060.11
  6. Step 6: Final answer
    x = 500,535.20

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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.