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Finding the Fourth Proportional to 592,786, 818,044.72 and 324,514

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Solution

The fourth proportional to 592,786, 818,044.72 and 324,514 is: 447,829.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,786 : 818,044.72 = 324,514 : x
  2. Step 2: Convert to fraction form
    592,786/818,044.72 = 324,514/x
  3. Step 3: Cross multiply
    592,786x = 818,044.72 × 324,514
  4. Step 4: Simplify right side
    592,786x = 265,466,964,266.08
  5. Step 5: Solve for x
    x = 265,466,964,266.08/592,786
  6. Step 6: Final answer
    x = 447,829.34

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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.