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Finding the Fourth Proportional to 606,209.40, 911,063.70 and 595,711.80

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Solution

The fourth proportional to 606,209.40, 911,063.70 and 595,711.80 is: 895,287.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,209.40 : 911,063.70 = 595,711.80 : x
  2. Step 2: Convert to fraction form
    606,209.40/911,063.70 = 595,711.80/x
  3. Step 3: Cross multiply
    606,209.40x = 911,063.70 × 595,711.80
  4. Step 4: Simplify right side
    606,209.40x = 542,731,396,641.66
  5. Step 5: Solve for x
    x = 542,731,396,641.66/606,209.40
  6. Step 6: Final answer
    x = 895,287.00

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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.