Home / 370,306.60-511,017.06-200,539.24

Finding the Fourth Proportional to 370,306.60, 511,017.06 and 200,539.24

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Solution

The fourth proportional to 370,306.60, 511,017.06 and 200,539.24 is: 276,740.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,306.60 : 511,017.06 = 200,539.24 : x
  2. Step 2: Convert to fraction form
    370,306.60/511,017.06 = 200,539.24/x
  3. Step 3: Cross multiply
    370,306.60x = 511,017.06 × 200,539.24
  4. Step 4: Simplify right side
    370,306.60x = 102,478,972,839.43
  5. Step 5: Solve for x
    x = 102,478,972,839.43/370,306.60
  6. Step 6: Final answer
    x = 276,740.88

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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.