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Finding the Fourth Proportional to 185,005.80, 277,508.70 and 134,850.60

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Solution

The fourth proportional to 185,005.80, 277,508.70 and 134,850.60 is: 202,275.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,005.80 : 277,508.70 = 134,850.60 : x
  2. Step 2: Convert to fraction form
    185,005.80/277,508.70 = 134,850.60/x
  3. Step 3: Cross multiply
    185,005.80x = 277,508.70 × 134,850.60
  4. Step 4: Simplify right side
    185,005.80x = 37,422,214,700.22
  5. Step 5: Solve for x
    x = 37,422,214,700.22/185,005.80
  6. Step 6: Final answer
    x = 202,275.90

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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.