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Finding the Fourth Proportional to 9,805.10, 14,703.04 and 3,560.70

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Solution

The fourth proportional to 9,805.10, 14,703.04 and 3,560.70 is: 5,339.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,805.10 : 14,703.04 = 3,560.70 : x
  2. Step 2: Convert to fraction form
    9,805.10/14,703.04 = 3,560.70/x
  3. Step 3: Cross multiply
    9,805.10x = 14,703.04 × 3,560.70
  4. Step 4: Simplify right side
    9,805.10x = 52,353,105.63
  5. Step 5: Solve for x
    x = 52,353,105.63/9,805.10
  6. Step 6: Final answer
    x = 5,339.37

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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.