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Finding the Fourth Proportional to 704,604.68, 1,056,951.03 and 199,204.64

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Solution

The fourth proportional to 704,604.68, 1,056,951.03 and 199,204.64 is: 298,819.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,604.68 : 1,056,951.03 = 199,204.64 : x
  2. Step 2: Convert to fraction form
    704,604.68/1,056,951.03 = 199,204.64/x
  3. Step 3: Cross multiply
    704,604.68x = 1,056,951.03 × 199,204.64
  4. Step 4: Simplify right side
    704,604.68x = 210,549,549,428.78
  5. Step 5: Solve for x
    x = 210,549,549,428.78/704,604.68
  6. Step 6: Final answer
    x = 298,819.40

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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.