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Finding the Fourth Proportional to 592,416, 817,534.08 and 324,144

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Solution

The fourth proportional to 592,416, 817,534.08 and 324,144 is: 447,318.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,416 : 817,534.08 = 324,144 : x
  2. Step 2: Convert to fraction form
    592,416/817,534.08 = 324,144/x
  3. Step 3: Cross multiply
    592,416x = 817,534.08 × 324,144
  4. Step 4: Simplify right side
    592,416x = 264,998,766,827.52
  5. Step 5: Solve for x
    x = 264,998,766,827.52/592,416
  6. Step 6: Final answer
    x = 447,318.72

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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.