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Finding the Fourth Proportional to 592,790, 818,050.24 and 324,518

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Solution

The fourth proportional to 592,790, 818,050.24 and 324,518 is: 447,834.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,790 : 818,050.24 = 324,518 : x
  2. Step 2: Convert to fraction form
    592,790/818,050.24 = 324,518/x
  3. Step 3: Cross multiply
    592,790x = 818,050.24 × 324,518
  4. Step 4: Simplify right side
    592,790x = 265,472,027,784.32
  5. Step 5: Solve for x
    x = 265,472,027,784.32/592,790
  6. Step 6: Final answer
    x = 447,834.86

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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.