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Finding the Fourth Proportional to 367,700.83, 551,354.41 and 157,223.95

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Solution

The fourth proportional to 367,700.83, 551,354.41 and 157,223.95 is: 235,751.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,700.83 : 551,354.41 = 157,223.95 : x
  2. Step 2: Convert to fraction form
    367,700.83/551,354.41 = 157,223.95/x
  3. Step 3: Cross multiply
    367,700.83x = 551,354.41 × 157,223.95
  4. Step 4: Simplify right side
    367,700.83x = 86,686,117,008.26
  5. Step 5: Solve for x
    x = 86,686,117,008.26/367,700.83
  6. Step 6: Final answer
    x = 235,751.76

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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.