Home / 960,459.32-1,440,637.04-487,132.38

Finding the Fourth Proportional to 960,459.32, 1,440,637.04 and 487,132.38

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Solution

The fourth proportional to 960,459.32, 1,440,637.04 and 487,132.38 is: 730,672.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,459.32 : 1,440,637.04 = 487,132.38 : x
  2. Step 2: Convert to fraction form
    960,459.32/1,440,637.04 = 487,132.38/x
  3. Step 3: Cross multiply
    960,459.32x = 1,440,637.04 × 487,132.38
  4. Step 4: Simplify right side
    960,459.32x = 701,780,951,229.19
  5. Step 5: Solve for x
    x = 701,780,951,229.19/960,459.32
  6. Step 6: Final answer
    x = 730,672.23

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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.