Home / 245,500.12-367,781.10-205,773.40

Finding the Fourth Proportional to 245,500.12, 367,781.10 and 205,773.40

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Solution

The fourth proportional to 245,500.12, 367,781.10 and 205,773.40 is: 308,266.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,500.12 : 367,781.10 = 205,773.40 : x
  2. Step 2: Convert to fraction form
    245,500.12/367,781.10 = 205,773.40/x
  3. Step 3: Cross multiply
    245,500.12x = 367,781.10 × 205,773.40
  4. Step 4: Simplify right side
    245,500.12x = 75,679,567,402.74
  5. Step 5: Solve for x
    x = 75,679,567,402.74/245,500.12
  6. Step 6: Final answer
    x = 308,266.93

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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.