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Finding the Fourth Proportional to 532,758.71, 798,639.84 and 195,708.86

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Solution

The fourth proportional to 532,758.71, 798,639.84 and 195,708.86 is: 293,380.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,758.71 : 798,639.84 = 195,708.86 : x
  2. Step 2: Convert to fraction form
    532,758.71/798,639.84 = 195,708.86/x
  3. Step 3: Cross multiply
    532,758.71x = 798,639.84 × 195,708.86
  4. Step 4: Simplify right side
    532,758.71x = 156,300,894,633.58
  5. Step 5: Solve for x
    x = 156,300,894,633.58/532,758.71
  6. Step 6: Final answer
    x = 293,380.27

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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.