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Finding the Fourth Proportional to 467,300.10, 699,913.35 and 186,672.90

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Solution

The fourth proportional to 467,300.10, 699,913.35 and 186,672.90 is: 279,595.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,300.10 : 699,913.35 = 186,672.90 : x
  2. Step 2: Convert to fraction form
    467,300.10/699,913.35 = 186,672.90/x
  3. Step 3: Cross multiply
    467,300.10x = 699,913.35 × 186,672.90
  4. Step 4: Simplify right side
    467,300.10x = 130,654,854,793.22
  5. Step 5: Solve for x
    x = 130,654,854,793.22/467,300.10
  6. Step 6: Final answer
    x = 279,595.18

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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.