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Finding the Fourth Proportional to 247,214.88, 341,154.72 and 134,036.82

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Solution

The fourth proportional to 247,214.88, 341,154.72 and 134,036.82 is: 184,969.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,214.88 : 341,154.72 = 134,036.82 : x
  2. Step 2: Convert to fraction form
    247,214.88/341,154.72 = 134,036.82/x
  3. Step 3: Cross multiply
    247,214.88x = 341,154.72 × 134,036.82
  4. Step 4: Simplify right side
    247,214.88x = 45,727,293,796.79
  5. Step 5: Solve for x
    x = 45,727,293,796.79/247,214.88
  6. Step 6: Final answer
    x = 184,969.83

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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.