Home / 591,113.20-886,799.40-291,737.20

Finding the Fourth Proportional to 591,113.20, 886,799.40 and 291,737.20

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Solution

The fourth proportional to 591,113.20, 886,799.40 and 291,737.20 is: 437,669.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,113.20 : 886,799.40 = 291,737.20 : x
  2. Step 2: Convert to fraction form
    591,113.20/886,799.40 = 291,737.20/x
  3. Step 3: Cross multiply
    591,113.20x = 886,799.40 × 291,737.20
  4. Step 4: Simplify right side
    591,113.20x = 258,712,373,917.68
  5. Step 5: Solve for x
    x = 258,712,373,917.68/591,113.20
  6. Step 6: Final answer
    x = 437,669.76

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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.