Home / 431,934.60-596,065.68-238,344.12

Finding the Fourth Proportional to 431,934.60, 596,065.68 and 238,344.12

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Solution

The fourth proportional to 431,934.60, 596,065.68 and 238,344.12 is: 328,912.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,934.60 : 596,065.68 = 238,344.12 : x
  2. Step 2: Convert to fraction form
    431,934.60/596,065.68 = 238,344.12/x
  3. Step 3: Cross multiply
    431,934.60x = 596,065.68 × 238,344.12
  4. Step 4: Simplify right side
    431,934.60x = 142,068,749,961.80
  5. Step 5: Solve for x
    x = 142,068,749,961.80/431,934.60
  6. Step 6: Final answer
    x = 328,912.64

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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.