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Finding the Fourth Proportional to 317,631.87, 475,999.87 and 175,541.13

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Solution

The fourth proportional to 317,631.87, 475,999.87 and 175,541.13 is: 263,064.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,631.87 : 475,999.87 = 175,541.13 : x
  2. Step 2: Convert to fraction form
    317,631.87/475,999.87 = 175,541.13/x
  3. Step 3: Cross multiply
    317,631.87x = 475,999.87 × 175,541.13
  4. Step 4: Simplify right side
    317,631.87x = 83,557,555,059.65
  5. Step 5: Solve for x
    x = 83,557,555,059.65/317,631.87
  6. Step 6: Final answer
    x = 263,064.14

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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.