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Finding the Fourth Proportional to 232,362.40, 348,543.60 and 74,606.80

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Solution

The fourth proportional to 232,362.40, 348,543.60 and 74,606.80 is: 111,910.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,362.40 : 348,543.60 = 74,606.80 : x
  2. Step 2: Convert to fraction form
    232,362.40/348,543.60 = 74,606.80/x
  3. Step 3: Cross multiply
    232,362.40x = 348,543.60 × 74,606.80
  4. Step 4: Simplify right side
    232,362.40x = 26,003,722,656.48
  5. Step 5: Solve for x
    x = 26,003,722,656.48/232,362.40
  6. Step 6: Final answer
    x = 111,910.20

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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.