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Finding the Fourth Proportional to 582,542.04, 803,856.74 and 324,399.48

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Solution

The fourth proportional to 582,542.04, 803,856.74 and 324,399.48 is: 447,642.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,542.04 : 803,856.74 = 324,399.48 : x
  2. Step 2: Convert to fraction form
    582,542.04/803,856.74 = 324,399.48/x
  3. Step 3: Cross multiply
    582,542.04x = 803,856.74 × 324,399.48
  4. Step 4: Simplify right side
    582,542.04x = 260,770,708,450.50
  5. Step 5: Solve for x
    x = 260,770,708,450.50/582,542.04
  6. Step 6: Final answer
    x = 447,642.73

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1.5x scale

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.