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Finding the Fourth Proportional to 592,814.68, 818,161.50 and 338,215.48

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Solution

The fourth proportional to 592,814.68, 818,161.50 and 338,215.48 is: 466,781.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,814.68 : 818,161.50 = 338,215.48 : x
  2. Step 2: Convert to fraction form
    592,814.68/818,161.50 = 338,215.48/x
  3. Step 3: Cross multiply
    592,814.68x = 818,161.50 × 338,215.48
  4. Step 4: Simplify right side
    592,814.68x = 276,714,884,440.02
  5. Step 5: Solve for x
    x = 276,714,884,440.02/592,814.68
  6. Step 6: Final answer
    x = 466,781.43

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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.