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Finding the Fourth Proportional to 577,882.00, 866,970.88 and 338,197.73

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Solution

The fourth proportional to 577,882.00, 866,970.88 and 338,197.73 is: 507,383.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,882.00 : 866,970.88 = 338,197.73 : x
  2. Step 2: Convert to fraction form
    577,882.00/866,970.88 = 338,197.73/x
  3. Step 3: Cross multiply
    577,882.00x = 866,970.88 × 338,197.73
  4. Step 4: Simplify right side
    577,882.00x = 293,207,584,914.04
  5. Step 5: Solve for x
    x = 293,207,584,914.04/577,882.00
  6. Step 6: Final answer
    x = 507,383.14

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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.