Home / 681,101.72-939,733.29-474,138.17

Finding the Fourth Proportional to 681,101.72, 939,733.29 and 474,138.17

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Solution

The fourth proportional to 681,101.72, 939,733.29 and 474,138.17 is: 654,180.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,101.72 : 939,733.29 = 474,138.17 : x
  2. Step 2: Convert to fraction form
    681,101.72/939,733.29 = 474,138.17/x
  3. Step 3: Cross multiply
    681,101.72x = 939,733.29 × 474,138.17
  4. Step 4: Simplify right side
    681,101.72x = 445,563,417,710.01
  5. Step 5: Solve for x
    x = 445,563,417,710.01/681,101.72
  6. Step 6: Final answer
    x = 654,180.44

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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.