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Finding the Fourth Proportional to 247,589.93, 341,675.52 and 145,619.67

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Solution

The fourth proportional to 247,589.93, 341,675.52 and 145,619.67 is: 200,955.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,589.93 : 341,675.52 = 145,619.67 : x
  2. Step 2: Convert to fraction form
    247,589.93/341,675.52 = 145,619.67/x
  3. Step 3: Cross multiply
    247,589.93x = 341,675.52 × 145,619.67
  4. Step 4: Simplify right side
    247,589.93x = 49,754,677,204.69
  5. Step 5: Solve for x
    x = 49,754,677,204.69/247,589.93
  6. Step 6: Final answer
    x = 200,955.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.