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Finding the Fourth Proportional to 222,083.44, 306,483.08 and 126,574.72

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Solution

The fourth proportional to 222,083.44, 306,483.08 and 126,574.72 is: 174,677.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,083.44 : 306,483.08 = 126,574.72 : x
  2. Step 2: Convert to fraction form
    222,083.44/306,483.08 = 126,574.72/x
  3. Step 3: Cross multiply
    222,083.44x = 306,483.08 × 126,574.72
  4. Step 4: Simplify right side
    222,083.44x = 38,793,010,035.74
  5. Step 5: Solve for x
    x = 38,793,010,035.74/222,083.44
  6. Step 6: Final answer
    x = 174,677.63

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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.