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Finding the Fourth Proportional to 466,404.40, 699,894.60 and 185,892.40

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Solution

The fourth proportional to 466,404.40, 699,894.60 and 185,892.40 is: 278,953.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,404.40 : 699,894.60 = 185,892.40 : x
  2. Step 2: Convert to fraction form
    466,404.40/699,894.60 = 185,892.40/x
  3. Step 3: Cross multiply
    466,404.40x = 699,894.60 × 185,892.40
  4. Step 4: Simplify right side
    466,404.40x = 130,105,086,941.04
  5. Step 5: Solve for x
    x = 130,105,086,941.04/466,404.40
  6. Step 6: Final answer
    x = 278,953.39

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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.