Home / 827,792.62-1,142,097.09-483,380.11

Finding the Fourth Proportional to 827,792.62, 1,142,097.09 and 483,380.11

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Solution

The fourth proportional to 827,792.62, 1,142,097.09 and 483,380.11 is: 666,914.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,792.62 : 1,142,097.09 = 483,380.11 : x
  2. Step 2: Convert to fraction form
    827,792.62/1,142,097.09 = 483,380.11/x
  3. Step 3: Cross multiply
    827,792.62x = 1,142,097.09 × 483,380.11
  4. Step 4: Simplify right side
    827,792.62x = 552,067,011,545.04
  5. Step 5: Solve for x
    x = 552,067,011,545.04/827,792.62
  6. Step 6: Final answer
    x = 666,914.63

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.