Home / 591,154.58-886,856.40-191,764.16

Finding the Fourth Proportional to 591,154.58, 886,856.40 and 191,764.16

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Solution

The fourth proportional to 591,154.58, 886,856.40 and 191,764.16 is: 287,686.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,154.58 : 886,856.40 = 191,764.16 : x
  2. Step 2: Convert to fraction form
    591,154.58/886,856.40 = 191,764.16/x
  3. Step 3: Cross multiply
    591,154.58x = 886,856.40 × 191,764.16
  4. Step 4: Simplify right side
    591,154.58x = 170,067,272,586.62
  5. Step 5: Solve for x
    x = 170,067,272,586.62/591,154.58
  6. Step 6: Final answer
    x = 287,686.64

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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.