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Finding the Fourth Proportional to 247,460.64, 341,502.30 and 134,283.48

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Solution

The fourth proportional to 247,460.64, 341,502.30 and 134,283.48 is: 185,314.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,460.64 : 341,502.30 = 134,283.48 : x
  2. Step 2: Convert to fraction form
    247,460.64/341,502.30 = 134,283.48/x
  3. Step 3: Cross multiply
    247,460.64x = 341,502.30 × 134,283.48
  4. Step 4: Simplify right side
    247,460.64x = 45,858,117,272.00
  5. Step 5: Solve for x
    x = 45,858,117,272.00/247,460.64
  6. Step 6: Final answer
    x = 185,314.79

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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.