Home / 991,231.32-1,367,872.61-583,357.17

Finding the Fourth Proportional to 991,231.32, 1,367,872.61 and 583,357.17

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Solution

The fourth proportional to 991,231.32, 1,367,872.61 and 583,357.17 is: 805,017.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,231.32 : 1,367,872.61 = 583,357.17 : x
  2. Step 2: Convert to fraction form
    991,231.32/1,367,872.61 = 583,357.17/x
  3. Step 3: Cross multiply
    991,231.32x = 1,367,872.61 × 583,357.17
  4. Step 4: Simplify right side
    991,231.32x = 797,958,291,773.33
  5. Step 5: Solve for x
    x = 797,958,291,773.33/991,231.32
  6. Step 6: Final answer
    x = 805,017.23

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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.