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Finding the Fourth Proportional to 240,483.28, 331,853.15 and 133,046.90

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Solution

The fourth proportional to 240,483.28, 331,853.15 and 133,046.90 is: 183,597.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,483.28 : 331,853.15 = 133,046.90 : x
  2. Step 2: Convert to fraction form
    240,483.28/331,853.15 = 133,046.90/x
  3. Step 3: Cross multiply
    240,483.28x = 331,853.15 × 133,046.90
  4. Step 4: Simplify right side
    240,483.28x = 44,152,034,647.21
  5. Step 5: Solve for x
    x = 44,152,034,647.21/240,483.28
  6. Step 6: Final answer
    x = 183,597.11

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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.