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Finding the Fourth Proportional to 233,640.32, 350,455.42 and 65,156.15

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Solution

The fourth proportional to 233,640.32, 350,455.42 and 65,156.15 is: 97,732.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,640.32 : 350,455.42 = 65,156.15 : x
  2. Step 2: Convert to fraction form
    233,640.32/350,455.42 = 65,156.15/x
  3. Step 3: Cross multiply
    233,640.32x = 350,455.42 × 65,156.15
  4. Step 4: Simplify right side
    233,640.32x = 22,834,325,588.05
  5. Step 5: Solve for x
    x = 22,834,325,588.05/233,640.32
  6. Step 6: Final answer
    x = 97,732.81

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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.