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Finding the Fourth Proportional to 582,712.29, 804,156.75 and 324,606.66

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Solution

The fourth proportional to 582,712.29, 804,156.75 and 324,606.66 is: 447,964.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,712.29 : 804,156.75 = 324,606.66 : x
  2. Step 2: Convert to fraction form
    582,712.29/804,156.75 = 324,606.66/x
  3. Step 3: Cross multiply
    582,712.29x = 804,156.75 × 324,606.66
  4. Step 4: Simplify right side
    582,712.29x = 261,034,636,733.96
  5. Step 5: Solve for x
    x = 261,034,636,733.96/582,712.29
  6. Step 6: Final answer
    x = 447,964.87

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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.