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Finding the Fourth Proportional to 247,683.84, 341,801.28 and 134,499.84

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Solution

The fourth proportional to 247,683.84, 341,801.28 and 134,499.84 is: 185,608.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,683.84 : 341,801.28 = 134,499.84 : x
  2. Step 2: Convert to fraction form
    247,683.84/341,801.28 = 134,499.84/x
  3. Step 3: Cross multiply
    247,683.84x = 341,801.28 × 134,499.84
  4. Step 4: Simplify right side
    247,683.84x = 45,972,217,471.80
  5. Step 5: Solve for x
    x = 45,972,217,471.80/247,683.84
  6. Step 6: Final answer
    x = 185,608.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.