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Finding the Fourth Proportional to 247,597.79, 371,523.33 and 117,913.34

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Solution

The fourth proportional to 247,597.79, 371,523.33 and 117,913.34 is: 176,930.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,597.79 : 371,523.33 = 117,913.34 : x
  2. Step 2: Convert to fraction form
    247,597.79/371,523.33 = 117,913.34/x
  3. Step 3: Cross multiply
    247,597.79x = 371,523.33 × 117,913.34
  4. Step 4: Simplify right side
    247,597.79x = 43,807,554,870.61
  5. Step 5: Solve for x
    x = 43,807,554,870.61/247,597.79
  6. Step 6: Final answer
    x = 176,930.32

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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.