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Finding the Fourth Proportional to 243,429.75, 364,826.52 and 176,188.23

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Solution

The fourth proportional to 243,429.75, 364,826.52 and 176,188.23 is: 264,052.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,429.75 : 364,826.52 = 176,188.23 : x
  2. Step 2: Convert to fraction form
    243,429.75/364,826.52 = 176,188.23/x
  3. Step 3: Cross multiply
    243,429.75x = 364,826.52 × 176,188.23
  4. Step 4: Simplify right side
    243,429.75x = 64,278,138,815.86
  5. Step 5: Solve for x
    x = 64,278,138,815.86/243,429.75
  6. Step 6: Final answer
    x = 264,052.11

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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.