Home / 729,045.60-1,093,568.40-652,281.90

Finding the Fourth Proportional to 729,045.60, 1,093,568.40 and 652,281.90

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Solution

The fourth proportional to 729,045.60, 1,093,568.40 and 652,281.90 is: 978,422.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,045.60 : 1,093,568.40 = 652,281.90 : x
  2. Step 2: Convert to fraction form
    729,045.60/1,093,568.40 = 652,281.90/x
  3. Step 3: Cross multiply
    729,045.60x = 1,093,568.40 × 652,281.90
  4. Step 4: Simplify right side
    729,045.60x = 713,314,873,731.96
  5. Step 5: Solve for x
    x = 713,314,873,731.96/729,045.60
  6. Step 6: Final answer
    x = 978,422.85

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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.