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Finding the Fourth Proportional to 249,229.89, 374,040.14 and 173,859.79

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Solution

The fourth proportional to 249,229.89, 374,040.14 and 173,859.79 is: 260,925.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,229.89 : 374,040.14 = 173,859.79 : x
  2. Step 2: Convert to fraction form
    249,229.89/374,040.14 = 173,859.79/x
  3. Step 3: Cross multiply
    249,229.89x = 374,040.14 × 173,859.79
  4. Step 4: Simplify right side
    249,229.89x = 65,030,540,191.97
  5. Step 5: Solve for x
    x = 65,030,540,191.97/249,229.89
  6. Step 6: Final answer
    x = 260,925.93

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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.