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Finding the Fourth Proportional to 238,567.66, 329,191.52 and 147,890.59

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Solution

The fourth proportional to 238,567.66, 329,191.52 and 147,890.59 is: 204,069.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,567.66 : 329,191.52 = 147,890.59 : x
  2. Step 2: Convert to fraction form
    238,567.66/329,191.52 = 147,890.59/x
  3. Step 3: Cross multiply
    238,567.66x = 329,191.52 × 147,890.59
  4. Step 4: Simplify right side
    238,567.66x = 48,684,325,730.39
  5. Step 5: Solve for x
    x = 48,684,325,730.39/238,567.66
  6. Step 6: Final answer
    x = 204,069.26

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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.