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Finding the Fourth Proportional to 222,357.71, 333,598.93 and 89,331.39

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Solution

The fourth proportional to 222,357.71, 333,598.93 and 89,331.39 is: 134,022.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,357.71 : 333,598.93 = 89,331.39 : x
  2. Step 2: Convert to fraction form
    222,357.71/333,598.93 = 89,331.39/x
  3. Step 3: Cross multiply
    222,357.71x = 333,598.93 × 89,331.39
  4. Step 4: Simplify right side
    222,357.71x = 29,800,854,004.76
  5. Step 5: Solve for x
    x = 29,800,854,004.76/222,357.71
  6. Step 6: Final answer
    x = 134,022.13

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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.