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Finding the Fourth Proportional to 2,476,216.20, 3,459,616.80 and 2,476,216.20

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Solution

The fourth proportional to 2,476,216.20, 3,459,616.80 and 2,476,216.20 is: 3,459,616.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,476,216.20 : 3,459,616.80 = 2,476,216.20 : x
  2. Step 2: Convert to fraction form
    2,476,216.20/3,459,616.80 = 2,476,216.20/x
  3. Step 3: Cross multiply
    2,476,216.20x = 3,459,616.80 × 2,476,216.20
  4. Step 4: Simplify right side
    2,476,216.20x = 8,566,759,165,952.16
  5. Step 5: Solve for x
    x = 8,566,759,165,952.16/2,476,216.20
  6. Step 6: Final answer
    x = 3,459,616.80

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.