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Finding the Fourth Proportional to 222,483.36, 307,056.24 and 126,968.16

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Solution

The fourth proportional to 222,483.36, 307,056.24 and 126,968.16 is: 175,232.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,483.36 : 307,056.24 = 126,968.16 : x
  2. Step 2: Convert to fraction form
    222,483.36/307,056.24 = 126,968.16/x
  3. Step 3: Cross multiply
    222,483.36x = 307,056.24 × 126,968.16
  4. Step 4: Simplify right side
    222,483.36x = 38,986,365,809.32
  5. Step 5: Solve for x
    x = 38,986,365,809.32/222,483.36
  6. Step 6: Final answer
    x = 175,232.73

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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.