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Finding the Fourth Proportional to 584,648.20, 876,713.10 and 269,201.80

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Solution

The fourth proportional to 584,648.20, 876,713.10 and 269,201.80 is: 403,683.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,648.20 : 876,713.10 = 269,201.80 : x
  2. Step 2: Convert to fraction form
    584,648.20/876,713.10 = 269,201.80/x
  3. Step 3: Cross multiply
    584,648.20x = 876,713.10 × 269,201.80
  4. Step 4: Simplify right side
    584,648.20x = 236,012,744,603.58
  5. Step 5: Solve for x
    x = 236,012,744,603.58/584,648.20
  6. Step 6: Final answer
    x = 403,683.35

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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.