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Finding the Fourth Proportional to 569,859.80, 790,002.73 and 539,523.68

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Solution

The fourth proportional to 569,859.80, 790,002.73 and 539,523.68 is: 747,947.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,859.80 : 790,002.73 = 539,523.68 : x
  2. Step 2: Convert to fraction form
    569,859.80/790,002.73 = 539,523.68/x
  3. Step 3: Cross multiply
    569,859.80x = 790,002.73 × 539,523.68
  4. Step 4: Simplify right side
    569,859.80x = 426,225,180,099.65
  5. Step 5: Solve for x
    x = 426,225,180,099.65/569,859.80
  6. Step 6: Final answer
    x = 747,947.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.