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Finding the Fourth Proportional to 367,556.60, 550,298.10 and 357,188.60

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Solution

The fourth proportional to 367,556.60, 550,298.10 and 357,188.60 is: 534,775.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,556.60 : 550,298.10 = 357,188.60 : x
  2. Step 2: Convert to fraction form
    367,556.60/550,298.10 = 357,188.60/x
  3. Step 3: Cross multiply
    367,556.60x = 550,298.10 × 357,188.60
  4. Step 4: Simplify right side
    367,556.60x = 196,560,207,921.66
  5. Step 5: Solve for x
    x = 196,560,207,921.66/367,556.60
  6. Step 6: Final answer
    x = 534,775.35

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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.