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Finding the Fourth Proportional to 244,805.80, 367,208.70 and 78,610.60

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Solution

The fourth proportional to 244,805.80, 367,208.70 and 78,610.60 is: 117,915.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,805.80 : 367,208.70 = 78,610.60 : x
  2. Step 2: Convert to fraction form
    244,805.80/367,208.70 = 78,610.60/x
  3. Step 3: Cross multiply
    244,805.80x = 367,208.70 × 78,610.60
  4. Step 4: Simplify right side
    244,805.80x = 28,866,496,232.22
  5. Step 5: Solve for x
    x = 28,866,496,232.22/244,805.80
  6. Step 6: Final answer
    x = 117,915.90

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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.