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Finding the Fourth Proportional to 7,561.16, 10,394.03 and 6,756.04

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Solution

The fourth proportional to 7,561.16, 10,394.03 and 6,756.04 is: 9,287.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561.16 : 10,394.03 = 6,756.04 : x
  2. Step 2: Convert to fraction form
    7,561.16/10,394.03 = 6,756.04/x
  3. Step 3: Cross multiply
    7,561.16x = 10,394.03 × 6,756.04
  4. Step 4: Simplify right side
    7,561.16x = 70,222,482.44
  5. Step 5: Solve for x
    x = 70,222,482.44/7,561.16
  6. Step 6: Final answer
    x = 9,287.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.