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Finding the Fourth Proportional to 218,807.87, 301,873.41 and 147,074.27

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Solution

The fourth proportional to 218,807.87, 301,873.41 and 147,074.27 is: 202,907.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,807.87 : 301,873.41 = 147,074.27 : x
  2. Step 2: Convert to fraction form
    218,807.87/301,873.41 = 147,074.27/x
  3. Step 3: Cross multiply
    218,807.87x = 301,873.41 × 147,074.27
  4. Step 4: Simplify right side
    218,807.87x = 44,397,809,898.79
  5. Step 5: Solve for x
    x = 44,397,809,898.79/218,807.87
  6. Step 6: Final answer
    x = 202,907.74

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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.