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Finding the Fourth Proportional to 232,400.80, 348,082.80 and 190,928.80

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Solution

The fourth proportional to 232,400.80, 348,082.80 and 190,928.80 is: 285,967.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,400.80 : 348,082.80 = 190,928.80 : x
  2. Step 2: Convert to fraction form
    232,400.80/348,082.80 = 190,928.80/x
  3. Step 3: Cross multiply
    232,400.80x = 348,082.80 × 190,928.80
  4. Step 4: Simplify right side
    232,400.80x = 66,459,031,304.64
  5. Step 5: Solve for x
    x = 66,459,031,304.64/232,400.80
  6. Step 6: Final answer
    x = 285,967.31

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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.