Home / 591,669.20-886,920.60-291,904.40

Finding the Fourth Proportional to 591,669.20, 886,920.60 and 291,904.40

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Solution

The fourth proportional to 591,669.20, 886,920.60 and 291,904.40 is: 437,568.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,669.20 : 886,920.60 = 291,904.40 : x
  2. Step 2: Convert to fraction form
    591,669.20/886,920.60 = 291,904.40/x
  3. Step 3: Cross multiply
    591,669.20x = 886,920.60 × 291,904.40
  4. Step 4: Simplify right side
    591,669.20x = 258,896,025,590.64
  5. Step 5: Solve for x
    x = 258,896,025,590.64/591,669.20
  6. Step 6: Final answer
    x = 437,568.87

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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.