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Finding the Fourth Proportional to 8,805.03, 13,207.95 and 3,610.50

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Solution

The fourth proportional to 8,805.03, 13,207.95 and 3,610.50 is: 5,415.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,805.03 : 13,207.95 = 3,610.50 : x
  2. Step 2: Convert to fraction form
    8,805.03/13,207.95 = 3,610.50/x
  3. Step 3: Cross multiply
    8,805.03x = 13,207.95 × 3,610.50
  4. Step 4: Simplify right side
    8,805.03x = 47,687,303.48
  5. Step 5: Solve for x
    x = 47,687,303.48/8,805.03
  6. Step 6: Final answer
    x = 5,415.92

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Half scale
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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.