Home / 3,500,459.80-5,250,689.70-3,201,278.20

Finding the Fourth Proportional to 3,500,459.80, 5,250,689.70 and 3,201,278.20

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Solution

The fourth proportional to 3,500,459.80, 5,250,689.70 and 3,201,278.20 is: 4,801,917.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,459.80 : 5,250,689.70 = 3,201,278.20 : x
  2. Step 2: Convert to fraction form
    3,500,459.80/5,250,689.70 = 3,201,278.20/x
  3. Step 3: Cross multiply
    3,500,459.80x = 5,250,689.70 × 3,201,278.20
  4. Step 4: Simplify right side
    3,500,459.80x = 16,808,918,471,574.54
  5. Step 5: Solve for x
    x = 16,808,918,471,574.54/3,500,459.80
  6. Step 6: Final answer
    x = 4,801,917.30

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Double scale
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Similar ratio
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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.