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Finding the Fourth Proportional to 247,605.57, 371,555.91 and 89,846.33

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Solution

The fourth proportional to 247,605.57, 371,555.91 and 89,846.33 is: 134,823.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,605.57 : 371,555.91 = 89,846.33 : x
  2. Step 2: Convert to fraction form
    247,605.57/371,555.91 = 89,846.33/x
  3. Step 3: Cross multiply
    247,605.57x = 371,555.91 × 89,846.33
  4. Step 4: Simplify right side
    247,605.57x = 33,382,933,045.53
  5. Step 5: Solve for x
    x = 33,382,933,045.53/247,605.57
  6. Step 6: Final answer
    x = 134,823.03

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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.