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Finding the Fourth Proportional to 6,145.52, 9,218.48 and 1,703.17

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Solution

The fourth proportional to 6,145.52, 9,218.48 and 1,703.17 is: 2,554.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.52 : 9,218.48 = 1,703.17 : x
  2. Step 2: Convert to fraction form
    6,145.52/9,218.48 = 1,703.17/x
  3. Step 3: Cross multiply
    6,145.52x = 9,218.48 × 1,703.17
  4. Step 4: Simplify right side
    6,145.52x = 15,700,641.59
  5. Step 5: Solve for x
    x = 15,700,641.59/6,145.52
  6. Step 6: Final answer
    x = 2,554.81

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Double scale
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Similar ratio
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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.