Home / 960,555.35-1,440,833.01-361,650.86

Finding the Fourth Proportional to 960,555.35, 1,440,833.01 and 361,650.86

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Solution

The fourth proportional to 960,555.35, 1,440,833.01 and 361,650.86 is: 542,476.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,555.35 : 1,440,833.01 = 361,650.86 : x
  2. Step 2: Convert to fraction form
    960,555.35/1,440,833.01 = 361,650.86/x
  3. Step 3: Cross multiply
    960,555.35x = 1,440,833.01 × 361,650.86
  4. Step 4: Simplify right side
    960,555.35x = 521,078,489,978.72
  5. Step 5: Solve for x
    x = 521,078,489,978.72/960,555.35
  6. Step 6: Final answer
    x = 542,476.28

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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.