Home / 656,934.60-985,317.18-207,701.10

Finding the Fourth Proportional to 656,934.60, 985,317.18 and 207,701.10

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Solution

The fourth proportional to 656,934.60, 985,317.18 and 207,701.10 is: 311,524.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,934.60 : 985,317.18 = 207,701.10 : x
  2. Step 2: Convert to fraction form
    656,934.60/985,317.18 = 207,701.10/x
  3. Step 3: Cross multiply
    656,934.60x = 985,317.18 × 207,701.10
  4. Step 4: Simplify right side
    656,934.60x = 204,651,462,134.90
  5. Step 5: Solve for x
    x = 204,651,462,134.90/656,934.60
  6. Step 6: Final answer
    x = 311,524.86

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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.