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Finding the Fourth Proportional to 233,856.72, 350,805.60 and 65,378.88

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Solution

The fourth proportional to 233,856.72, 350,805.60 and 65,378.88 is: 98,074.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,856.72 : 350,805.60 = 65,378.88 : x
  2. Step 2: Convert to fraction form
    233,856.72/350,805.60 = 65,378.88/x
  3. Step 3: Cross multiply
    233,856.72x = 350,805.60 × 65,378.88
  4. Step 4: Simplify right side
    233,856.72x = 22,935,277,225.73
  5. Step 5: Solve for x
    x = 22,935,277,225.73/233,856.72
  6. Step 6: Final answer
    x = 98,074.06

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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.