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Finding the Fourth Proportional to 6,734.79, 10,088.79 and 5,267.07

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Solution

The fourth proportional to 6,734.79, 10,088.79 and 5,267.07 is: 7,890.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,734.79 : 10,088.79 = 5,267.07 : x
  2. Step 2: Convert to fraction form
    6,734.79/10,088.79 = 5,267.07/x
  3. Step 3: Cross multiply
    6,734.79x = 10,088.79 × 5,267.07
  4. Step 4: Simplify right side
    6,734.79x = 53,138,363.15
  5. Step 5: Solve for x
    x = 53,138,363.15/6,734.79
  6. Step 6: Final answer
    x = 7,890.13

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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.