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Finding the Fourth Proportional to 591,703.40, 887,069.10 and 255,002.60

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Solution

The fourth proportional to 591,703.40, 887,069.10 and 255,002.60 is: 382,294.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,703.40 : 887,069.10 = 255,002.60 : x
  2. Step 2: Convert to fraction form
    591,703.40/887,069.10 = 255,002.60/x
  3. Step 3: Cross multiply
    591,703.40x = 887,069.10 × 255,002.60
  4. Step 4: Simplify right side
    591,703.40x = 226,204,926,879.66
  5. Step 5: Solve for x
    x = 226,204,926,879.66/591,703.40
  6. Step 6: Final answer
    x = 382,294.45

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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.