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Finding the Fourth Proportional to 233,862.30, 350,795.88 and 84,209.40

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Solution

The fourth proportional to 233,862.30, 350,795.88 and 84,209.40 is: 126,314.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,862.30 : 350,795.88 = 84,209.40 : x
  2. Step 2: Convert to fraction form
    233,862.30/350,795.88 = 84,209.40/x
  3. Step 3: Cross multiply
    233,862.30x = 350,795.88 × 84,209.40
  4. Step 4: Simplify right side
    233,862.30x = 29,540,310,577.27
  5. Step 5: Solve for x
    x = 29,540,310,577.27/233,862.30
  6. Step 6: Final answer
    x = 126,314.97

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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.