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Finding the Fourth Proportional to 330,167.55, 495,251.33 and 330,167.55

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Solution

The fourth proportional to 330,167.55, 495,251.33 and 330,167.55 is: 495,251.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,167.55 : 495,251.33 = 330,167.55 : x
  2. Step 2: Convert to fraction form
    330,167.55/495,251.33 = 330,167.55/x
  3. Step 3: Cross multiply
    330,167.55x = 495,251.33 × 330,167.55
  4. Step 4: Simplify right side
    330,167.55x = 163,515,916,609.50
  5. Step 5: Solve for x
    x = 163,515,916,609.50/330,167.55
  6. Step 6: Final answer
    x = 495,251.33

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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.