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Finding the Fourth Proportional to 329,999.60, 495,141.63 and 178,166.52

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Solution

The fourth proportional to 329,999.60, 495,141.63 and 178,166.52 is: 267,326.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,999.60 : 495,141.63 = 178,166.52 : x
  2. Step 2: Convert to fraction form
    329,999.60/495,141.63 = 178,166.52/x
  3. Step 3: Cross multiply
    329,999.60x = 495,141.63 × 178,166.52
  4. Step 4: Simplify right side
    329,999.60x = 88,217,661,124.23
  5. Step 5: Solve for x
    x = 88,217,661,124.23/329,999.60
  6. Step 6: Final answer
    x = 267,326.57

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1.5x scale

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.