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Finding the Fourth Proportional to 317,191.59, 437,730.03 and 173,950.38

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Solution

The fourth proportional to 317,191.59, 437,730.03 and 173,950.38 is: 240,054.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,191.59 : 437,730.03 = 173,950.38 : x
  2. Step 2: Convert to fraction form
    317,191.59/437,730.03 = 173,950.38/x
  3. Step 3: Cross multiply
    317,191.59x = 437,730.03 × 173,950.38
  4. Step 4: Simplify right side
    317,191.59x = 76,143,305,055.91
  5. Step 5: Solve for x
    x = 76,143,305,055.91/317,191.59
  6. Step 6: Final answer
    x = 240,054.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.