Home / 1,019,616.16-1,529,419.12-261,454.24

Finding the Fourth Proportional to 1,019,616.16, 1,529,419.12 and 261,454.24

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Solution

The fourth proportional to 1,019,616.16, 1,529,419.12 and 261,454.24 is: 392,180.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,616.16 : 1,529,419.12 = 261,454.24 : x
  2. Step 2: Convert to fraction form
    1,019,616.16/1,529,419.12 = 261,454.24/x
  3. Step 3: Cross multiply
    1,019,616.16x = 1,529,419.12 × 261,454.24
  4. Step 4: Simplify right side
    1,019,616.16x = 399,873,113,661.07
  5. Step 5: Solve for x
    x = 399,873,113,661.07/1,019,616.16
  6. Step 6: Final answer
    x = 392,180.05

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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.