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Finding the Fourth Proportional to 222,518.65, 333,798.50 and 72,759.71

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Solution

The fourth proportional to 222,518.65, 333,798.50 and 72,759.71 is: 109,146.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,518.65 : 333,798.50 = 72,759.71 : x
  2. Step 2: Convert to fraction form
    222,518.65/333,798.50 = 72,759.71/x
  3. Step 3: Cross multiply
    222,518.65x = 333,798.50 × 72,759.71
  4. Step 4: Simplify right side
    222,518.65x = 24,287,082,058.44
  5. Step 5: Solve for x
    x = 24,287,082,058.44/222,518.65
  6. Step 6: Final answer
    x = 109,146.28

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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.