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Finding the Fourth Proportional to 587,040.60, 879,904.80 and 250,023.90

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Solution

The fourth proportional to 587,040.60, 879,904.80 and 250,023.90 is: 374,756.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,040.60 : 879,904.80 = 250,023.90 : x
  2. Step 2: Convert to fraction form
    587,040.60/879,904.80 = 250,023.90/x
  3. Step 3: Cross multiply
    587,040.60x = 879,904.80 × 250,023.90
  4. Step 4: Simplify right side
    587,040.60x = 219,997,229,724.72
  5. Step 5: Solve for x
    x = 219,997,229,724.72/587,040.60
  6. Step 6: Final answer
    x = 374,756.41

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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.