Home / 1,513,515.92-2,270,282.25-376,278.12

Finding the Fourth Proportional to 1,513,515.92, 2,270,282.25 and 376,278.12

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Solution

The fourth proportional to 1,513,515.92, 2,270,282.25 and 376,278.12 is: 564,419.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,515.92 : 2,270,282.25 = 376,278.12 : x
  2. Step 2: Convert to fraction form
    1,513,515.92/2,270,282.25 = 376,278.12/x
  3. Step 3: Cross multiply
    1,513,515.92x = 2,270,282.25 × 376,278.12
  4. Step 4: Simplify right side
    1,513,515.92x = 854,257,535,017.98
  5. Step 5: Solve for x
    x = 854,257,535,017.98/1,513,515.92
  6. Step 6: Final answer
    x = 564,419.26

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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.