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Finding the Fourth Proportional to 6,479.01, 9,670.41 and 5,585.71

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Solution

The fourth proportional to 6,479.01, 9,670.41 and 5,585.71 is: 8,337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,479.01 : 9,670.41 = 5,585.71 : x
  2. Step 2: Convert to fraction form
    6,479.01/9,670.41 = 5,585.71/x
  3. Step 3: Cross multiply
    6,479.01x = 9,670.41 × 5,585.71
  4. Step 4: Simplify right side
    6,479.01x = 54,016,119.81
  5. Step 5: Solve for x
    x = 54,016,119.81/6,479.01
  6. Step 6: Final answer
    x = 8,337.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.