Home / 736,140.20-1,015,867.37-413,851.73

Finding the Fourth Proportional to 736,140.20, 1,015,867.37 and 413,851.73

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Solution

The fourth proportional to 736,140.20, 1,015,867.37 and 413,851.73 is: 571,111.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,140.20 : 1,015,867.37 = 413,851.73 : x
  2. Step 2: Convert to fraction form
    736,140.20/1,015,867.37 = 413,851.73/x
  3. Step 3: Cross multiply
    736,140.20x = 1,015,867.37 × 413,851.73
  4. Step 4: Simplify right side
    736,140.20x = 420,418,466,455.79
  5. Step 5: Solve for x
    x = 420,418,466,455.79/736,140.20
  6. Step 6: Final answer
    x = 571,111.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.