Home / 591,156.61-886,859.46-191,766.20

Finding the Fourth Proportional to 591,156.61, 886,859.46 and 191,766.20

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Solution

The fourth proportional to 591,156.61, 886,859.46 and 191,766.20 is: 287,689.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,156.61 : 886,859.46 = 191,766.20 : x
  2. Step 2: Convert to fraction form
    591,156.61/886,859.46 = 191,766.20/x
  3. Step 3: Cross multiply
    591,156.61x = 886,859.46 × 191,766.20
  4. Step 4: Simplify right side
    591,156.61x = 170,069,668,578.25
  5. Step 5: Solve for x
    x = 170,069,668,578.25/591,156.61
  6. Step 6: Final answer
    x = 287,689.70

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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.