Home / 747,086.60-1,030,974.74-424,796.70

Finding the Fourth Proportional to 747,086.60, 1,030,974.74 and 424,796.70

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Solution

The fourth proportional to 747,086.60, 1,030,974.74 and 424,796.70 is: 586,216.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,086.60 : 1,030,974.74 = 424,796.70 : x
  2. Step 2: Convert to fraction form
    747,086.60/1,030,974.74 = 424,796.70/x
  3. Step 3: Cross multiply
    747,086.60x = 1,030,974.74 × 424,796.70
  4. Step 4: Simplify right side
    747,086.60x = 437,954,667,335.36
  5. Step 5: Solve for x
    x = 437,954,667,335.36/747,086.60
  6. Step 6: Final answer
    x = 586,216.73

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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.