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Finding the Fourth Proportional to 317,069.75, 475,560.89 and 175,177.19

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Solution

The fourth proportional to 317,069.75, 475,560.89 and 175,177.19 is: 262,741.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,069.75 : 475,560.89 = 175,177.19 : x
  2. Step 2: Convert to fraction form
    317,069.75/475,560.89 = 175,177.19/x
  3. Step 3: Cross multiply
    317,069.75x = 475,560.89 × 175,177.19
  4. Step 4: Simplify right side
    317,069.75x = 83,307,420,697.12
  5. Step 5: Solve for x
    x = 83,307,420,697.12/317,069.75
  6. Step 6: Final answer
    x = 262,741.62

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1.5x scale

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.