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Finding the Fourth Proportional to 243,025.38, 364,504.46 and 65,543.10

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Solution

The fourth proportional to 243,025.38, 364,504.46 and 65,543.10 is: 98,305.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,025.38 : 364,504.46 = 65,543.10 : x
  2. Step 2: Convert to fraction form
    243,025.38/364,504.46 = 65,543.10/x
  3. Step 3: Cross multiply
    243,025.38x = 364,504.46 × 65,543.10
  4. Step 4: Simplify right side
    243,025.38x = 23,890,752,272.23
  5. Step 5: Solve for x
    x = 23,890,752,272.23/243,025.38
  6. Step 6: Final answer
    x = 98,305.59

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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.