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Finding the Fourth Proportional to 222,013.40, 333,074.75 and 64,257.80

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Solution

The fourth proportional to 222,013.40, 333,074.75 and 64,257.80 is: 96,402.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,013.40 : 333,074.75 = 64,257.80 : x
  2. Step 2: Convert to fraction form
    222,013.40/333,074.75 = 64,257.80/x
  3. Step 3: Cross multiply
    222,013.40x = 333,074.75 × 64,257.80
  4. Step 4: Simplify right side
    222,013.40x = 21,402,648,683.89
  5. Step 5: Solve for x
    x = 21,402,648,683.89/222,013.40
  6. Step 6: Final answer
    x = 96,402.51

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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.