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Finding the Fourth Proportional to 584,540.40, 875,255.40 and 373,033.20

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Solution

The fourth proportional to 584,540.40, 875,255.40 and 373,033.20 is: 558,557.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,540.40 : 875,255.40 = 373,033.20 : x
  2. Step 2: Convert to fraction form
    584,540.40/875,255.40 = 373,033.20/x
  3. Step 3: Cross multiply
    584,540.40x = 875,255.40 × 373,033.20
  4. Step 4: Simplify right side
    584,540.40x = 326,499,322,679.28
  5. Step 5: Solve for x
    x = 326,499,322,679.28/584,540.40
  6. Step 6: Final answer
    x = 558,557.33

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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.