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Finding the Fourth Proportional to 247,707.52, 341,838.12 and 134,530.27

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Solution

The fourth proportional to 247,707.52, 341,838.12 and 134,530.27 is: 185,652.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,707.52 : 341,838.12 = 134,530.27 : x
  2. Step 2: Convert to fraction form
    247,707.52/341,838.12 = 134,530.27/x
  3. Step 3: Cross multiply
    247,707.52x = 341,838.12 × 134,530.27
  4. Step 4: Simplify right side
    247,707.52x = 45,987,574,229.79
  5. Step 5: Solve for x
    x = 45,987,574,229.79/247,707.52
  6. Step 6: Final answer
    x = 185,652.72

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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.