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Finding the Fourth Proportional to 202,850.70, 304,276.05 and 103,026.30

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Solution

The fourth proportional to 202,850.70, 304,276.05 and 103,026.30 is: 154,539.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,850.70 : 304,276.05 = 103,026.30 : x
  2. Step 2: Convert to fraction form
    202,850.70/304,276.05 = 103,026.30/x
  3. Step 3: Cross multiply
    202,850.70x = 304,276.05 × 103,026.30
  4. Step 4: Simplify right side
    202,850.70x = 31,348,435,610.12
  5. Step 5: Solve for x
    x = 31,348,435,610.12/202,850.70
  6. Step 6: Final answer
    x = 154,539.45

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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.