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Finding the Fourth Proportional to 502,597.70, 753,896.55 and 222,661.70

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Solution

The fourth proportional to 502,597.70, 753,896.55 and 222,661.70 is: 333,992.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,597.70 : 753,896.55 = 222,661.70 : x
  2. Step 2: Convert to fraction form
    502,597.70/753,896.55 = 222,661.70/x
  3. Step 3: Cross multiply
    502,597.70x = 753,896.55 × 222,661.70
  4. Step 4: Simplify right side
    502,597.70x = 167,863,887,447.14
  5. Step 5: Solve for x
    x = 167,863,887,447.14/502,597.70
  6. Step 6: Final answer
    x = 333,992.55

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Similar ratio
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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.