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Finding the Fourth Proportional to 233,622.60, 350,433.90 and 153,906.45

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Solution

The fourth proportional to 233,622.60, 350,433.90 and 153,906.45 is: 230,859.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,622.60 : 350,433.90 = 153,906.45 : x
  2. Step 2: Convert to fraction form
    233,622.60/350,433.90 = 153,906.45/x
  3. Step 3: Cross multiply
    233,622.60x = 350,433.90 × 153,906.45
  4. Step 4: Simplify right side
    233,622.60x = 53,934,037,508.66
  5. Step 5: Solve for x
    x = 53,934,037,508.66/233,622.60
  6. Step 6: Final answer
    x = 230,859.68

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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.