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Finding the Fourth Proportional to 592,892.80, 889,922.40 and 293,711.20

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Solution

The fourth proportional to 592,892.80, 889,922.40 and 293,711.20 is: 440,855.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,892.80 : 889,922.40 = 293,711.20 : x
  2. Step 2: Convert to fraction form
    592,892.80/889,922.40 = 293,711.20/x
  3. Step 3: Cross multiply
    592,892.80x = 889,922.40 × 293,711.20
  4. Step 4: Simplify right side
    592,892.80x = 261,380,176,010.88
  5. Step 5: Solve for x
    x = 261,380,176,010.88/592,892.80
  6. Step 6: Final answer
    x = 440,855.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.