Home / 370,140.29-510,795.23-200,374.42

Finding the Fourth Proportional to 370,140.29, 510,795.23 and 200,374.42

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Solution

The fourth proportional to 370,140.29, 510,795.23 and 200,374.42 is: 276,517.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,140.29 : 510,795.23 = 200,374.42 : x
  2. Step 2: Convert to fraction form
    370,140.29/510,795.23 = 200,374.42/x
  3. Step 3: Cross multiply
    370,140.29x = 510,795.23 × 200,374.42
  4. Step 4: Simplify right side
    370,140.29x = 102,350,297,950.02
  5. Step 5: Solve for x
    x = 102,350,297,950.02/370,140.29
  6. Step 6: Final answer
    x = 276,517.58

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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.