Home / 582,327.20-803,589.02-324,214.28

Finding the Fourth Proportional to 582,327.20, 803,589.02 and 324,214.28

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Solution

The fourth proportional to 582,327.20, 803,589.02 and 324,214.28 is: 447,403.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,327.20 : 803,589.02 = 324,214.28 : x
  2. Step 2: Convert to fraction form
    582,327.20/803,589.02 = 324,214.28/x
  3. Step 3: Cross multiply
    582,327.20x = 803,589.02 × 324,214.28
  4. Step 4: Simplify right side
    582,327.20x = 260,535,035,535.21
  5. Step 5: Solve for x
    x = 260,535,035,535.21/582,327.20
  6. Step 6: Final answer
    x = 447,403.17

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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.