Home / 935,758.68-1,291,325.40-553,791.84

Finding the Fourth Proportional to 935,758.68, 1,291,325.40 and 553,791.84

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Solution

The fourth proportional to 935,758.68, 1,291,325.40 and 553,791.84 is: 764,219.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,758.68 : 1,291,325.40 = 553,791.84 : x
  2. Step 2: Convert to fraction form
    935,758.68/1,291,325.40 = 553,791.84/x
  3. Step 3: Cross multiply
    935,758.68x = 1,291,325.40 × 553,791.84
  4. Step 4: Simplify right side
    935,758.68x = 715,125,469,304.74
  5. Step 5: Solve for x
    x = 715,125,469,304.74/935,758.68
  6. Step 6: Final answer
    x = 764,219.97

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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.