Home / 764,982.04-1,055,712.56-425,443

Finding the Fourth Proportional to 764,982.04, 1,055,712.56 and 425,443

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Solution

The fourth proportional to 764,982.04, 1,055,712.56 and 425,443 is: 587,132.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,982.04 : 1,055,712.56 = 425,443 : x
  2. Step 2: Convert to fraction form
    764,982.04/1,055,712.56 = 425,443/x
  3. Step 3: Cross multiply
    764,982.04x = 1,055,712.56 × 425,443
  4. Step 4: Simplify right side
    764,982.04x = 449,145,518,664.08
  5. Step 5: Solve for x
    x = 449,145,518,664.08/764,982.04
  6. Step 6: Final answer
    x = 587,132.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.