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Finding the Fourth Proportional to 18,273.40, 27,410.10 and 6,585.10

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Solution

The fourth proportional to 18,273.40, 27,410.10 and 6,585.10 is: 9,877.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,273.40 : 27,410.10 = 6,585.10 : x
  2. Step 2: Convert to fraction form
    18,273.40/27,410.10 = 6,585.10/x
  3. Step 3: Cross multiply
    18,273.40x = 27,410.10 × 6,585.10
  4. Step 4: Simplify right side
    18,273.40x = 180,498,249.51
  5. Step 5: Solve for x
    x = 180,498,249.51/18,273.40
  6. Step 6: Final answer
    x = 9,877.65

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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.