Home / 498,232.60-747,446.10-213,922.60

Finding the Fourth Proportional to 498,232.60, 747,446.10 and 213,922.60

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Solution

The fourth proportional to 498,232.60, 747,446.10 and 213,922.60 is: 320,925.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,232.60 : 747,446.10 = 213,922.60 : x
  2. Step 2: Convert to fraction form
    498,232.60/747,446.10 = 213,922.60/x
  3. Step 3: Cross multiply
    498,232.60x = 747,446.10 × 213,922.60
  4. Step 4: Simplify right side
    498,232.60x = 159,895,613,071.86
  5. Step 5: Solve for x
    x = 159,895,613,071.86/498,232.60
  6. Step 6: Final answer
    x = 320,925.63

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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.