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Finding the Fourth Proportional to 592,779, 818,035.06 and 324,507

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Solution

The fourth proportional to 592,779, 818,035.06 and 324,507 is: 447,819.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,779 : 818,035.06 = 324,507 : x
  2. Step 2: Convert to fraction form
    592,779/818,035.06 = 324,507/x
  3. Step 3: Cross multiply
    592,779x = 818,035.06 × 324,507
  4. Step 4: Simplify right side
    592,779x = 265,458,103,215.42
  5. Step 5: Solve for x
    x = 265,458,103,215.42/592,779
  6. Step 6: Final answer
    x = 447,819.68

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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.