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Finding the Fourth Proportional to 233,863.30, 350,276.55 and 140,551.30

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Solution

The fourth proportional to 233,863.30, 350,276.55 and 140,551.30 is: 210,515.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,863.30 : 350,276.55 = 140,551.30 : x
  2. Step 2: Convert to fraction form
    233,863.30/350,276.55 = 140,551.30/x
  3. Step 3: Cross multiply
    233,863.30x = 350,276.55 × 140,551.30
  4. Step 4: Simplify right side
    233,863.30x = 49,231,824,462.02
  5. Step 5: Solve for x
    x = 49,231,824,462.02/233,863.30
  6. Step 6: Final answer
    x = 210,515.39

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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.