Home / 681,870.24-1,023,271.92-349,679.52

Finding the Fourth Proportional to 681,870.24, 1,023,271.92 and 349,679.52

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Solution

The fourth proportional to 681,870.24, 1,023,271.92 and 349,679.52 is: 524,758.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,870.24 : 1,023,271.92 = 349,679.52 : x
  2. Step 2: Convert to fraction form
    681,870.24/1,023,271.92 = 349,679.52/x
  3. Step 3: Cross multiply
    681,870.24x = 1,023,271.92 × 349,679.52
  4. Step 4: Simplify right side
    681,870.24x = 357,817,233,815.08
  5. Step 5: Solve for x
    x = 357,817,233,815.08/681,870.24
  6. Step 6: Final answer
    x = 524,758.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.