Home / 828,673.14-1,243,196.73-252,347.97

Finding the Fourth Proportional to 828,673.14, 1,243,196.73 and 252,347.97

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Solution

The fourth proportional to 828,673.14, 1,243,196.73 and 252,347.97 is: 378,578.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,673.14 : 1,243,196.73 = 252,347.97 : x
  2. Step 2: Convert to fraction form
    828,673.14/1,243,196.73 = 252,347.97/x
  3. Step 3: Cross multiply
    828,673.14x = 1,243,196.73 × 252,347.97
  4. Step 4: Simplify right side
    828,673.14x = 313,718,171,126.14
  5. Step 5: Solve for x
    x = 313,718,171,126.14/828,673.14
  6. Step 6: Final answer
    x = 378,578.91

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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.