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Finding the Fourth Proportional to 232,252.90, 320,512.49 and 130,300.90

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Solution

The fourth proportional to 232,252.90, 320,512.49 and 130,300.90 is: 179,817.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,252.90 : 320,512.49 = 130,300.90 : x
  2. Step 2: Convert to fraction form
    232,252.90/320,512.49 = 130,300.90/x
  3. Step 3: Cross multiply
    232,252.90x = 320,512.49 × 130,300.90
  4. Step 4: Simplify right side
    232,252.90x = 41,763,065,908.24
  5. Step 5: Solve for x
    x = 41,763,065,908.24/232,252.90
  6. Step 6: Final answer
    x = 179,817.20

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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.