Home / 591,132.60-886,823.50-191,742.30

Finding the Fourth Proportional to 591,132.60, 886,823.50 and 191,742.30

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Solution

The fourth proportional to 591,132.60, 886,823.50 and 191,742.30 is: 287,653.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,132.60 : 886,823.50 = 191,742.30 : x
  2. Step 2: Convert to fraction form
    591,132.60/886,823.50 = 191,742.30/x
  3. Step 3: Cross multiply
    591,132.60x = 886,823.50 × 191,742.30
  4. Step 4: Simplify right side
    591,132.60x = 170,041,577,584.05
  5. Step 5: Solve for x
    x = 170,041,577,584.05/591,132.60
  6. Step 6: Final answer
    x = 287,653.87

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1.5x scale

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.