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Finding the Fourth Proportional to 582,167.69, 803,391.44 and 324,039.07

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Solution

The fourth proportional to 582,167.69, 803,391.44 and 324,039.07 is: 447,173.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,167.69 : 803,391.44 = 324,039.07 : x
  2. Step 2: Convert to fraction form
    582,167.69/803,391.44 = 324,039.07/x
  3. Step 3: Cross multiply
    582,167.69x = 803,391.44 × 324,039.07
  4. Step 4: Simplify right side
    582,167.69x = 260,330,215,063.56
  5. Step 5: Solve for x
    x = 260,330,215,063.56/582,167.69
  6. Step 6: Final answer
    x = 447,173.93

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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.