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Finding the Fourth Proportional to 264,666.47, 396,776.53 and 114,793.88

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Solution

The fourth proportional to 264,666.47, 396,776.53 and 114,793.88 is: 172,094.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,666.47 : 396,776.53 = 114,793.88 : x
  2. Step 2: Convert to fraction form
    264,666.47/396,776.53 = 114,793.88/x
  3. Step 3: Cross multiply
    264,666.47x = 396,776.53 × 114,793.88
  4. Step 4: Simplify right side
    264,666.47x = 45,547,517,371.64
  5. Step 5: Solve for x
    x = 45,547,517,371.64/264,666.47
  6. Step 6: Final answer
    x = 172,094.02

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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.