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Finding the Fourth Proportional to 222,137.87, 333,256.93 and 70,344.16

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Solution

The fourth proportional to 222,137.87, 333,256.93 and 70,344.16 is: 105,532.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,137.87 : 333,256.93 = 70,344.16 : x
  2. Step 2: Convert to fraction form
    222,137.87/333,256.93 = 70,344.16/x
  3. Step 3: Cross multiply
    222,137.87x = 333,256.93 × 70,344.16
  4. Step 4: Simplify right side
    222,137.87x = 23,442,677,796.03
  5. Step 5: Solve for x
    x = 23,442,677,796.03/222,137.87
  6. Step 6: Final answer
    x = 105,532.11

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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.