Home / 2,008,362.80-3,012,544.20-512,454.80

Finding the Fourth Proportional to 2,008,362.80, 3,012,544.20 and 512,454.80

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Solution

The fourth proportional to 2,008,362.80, 3,012,544.20 and 512,454.80 is: 768,682.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008,362.80 : 3,012,544.20 = 512,454.80 : x
  2. Step 2: Convert to fraction form
    2,008,362.80/3,012,544.20 = 512,454.80/x
  3. Step 3: Cross multiply
    2,008,362.80x = 3,012,544.20 × 512,454.80
  4. Step 4: Simplify right side
    2,008,362.80x = 1,543,792,735,502.16
  5. Step 5: Solve for x
    x = 1,543,792,735,502.16/2,008,362.80
  6. Step 6: Final answer
    x = 768,682.20

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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.