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Finding the Fourth Proportional to 4,703.12, 6,496.92 and 4,353.20

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Solution

The fourth proportional to 4,703.12, 6,496.92 and 4,353.20 is: 6,013.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.12 : 6,496.92 = 4,353.20 : x
  2. Step 2: Convert to fraction form
    4,703.12/6,496.92 = 4,353.20/x
  3. Step 3: Cross multiply
    4,703.12x = 6,496.92 × 4,353.20
  4. Step 4: Simplify right side
    4,703.12x = 28,282,392.14
  5. Step 5: Solve for x
    x = 28,282,392.14/4,703.12
  6. Step 6: Final answer
    x = 6,013.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.