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Finding the Fourth Proportional to 249,494.22, 374,200.38 and 69,591.89

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Solution

The fourth proportional to 249,494.22, 374,200.38 and 69,591.89 is: 104,376.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,494.22 : 374,200.38 = 69,591.89 : x
  2. Step 2: Convert to fraction form
    249,494.22/374,200.38 = 69,591.89/x
  3. Step 3: Cross multiply
    249,494.22x = 374,200.38 × 69,591.89
  4. Step 4: Simplify right side
    249,494.22x = 26,041,309,811.92
  5. Step 5: Solve for x
    x = 26,041,309,811.92/249,494.22
  6. Step 6: Final answer
    x = 104,376.41

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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.