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Finding the Fourth Proportional to 598,276.80, 897,415.20 and 539,227.80

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Solution

The fourth proportional to 598,276.80, 897,415.20 and 539,227.80 is: 808,841.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,276.80 : 897,415.20 = 539,227.80 : x
  2. Step 2: Convert to fraction form
    598,276.80/897,415.20 = 539,227.80/x
  3. Step 3: Cross multiply
    598,276.80x = 897,415.20 × 539,227.80
  4. Step 4: Simplify right side
    598,276.80x = 483,911,223,982.56
  5. Step 5: Solve for x
    x = 483,911,223,982.56/598,276.80
  6. Step 6: Final answer
    x = 808,841.70

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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.