Home / 1,053,529.78-1,453,515.25-685,839.06

Finding the Fourth Proportional to 1,053,529.78, 1,453,515.25 and 685,839.06

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Solution

The fourth proportional to 1,053,529.78, 1,453,515.25 and 685,839.06 is: 946,226.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,529.78 : 1,453,515.25 = 685,839.06 : x
  2. Step 2: Convert to fraction form
    1,053,529.78/1,453,515.25 = 685,839.06/x
  3. Step 3: Cross multiply
    1,053,529.78x = 1,453,515.25 × 685,839.06
  4. Step 4: Simplify right side
    1,053,529.78x = 996,877,522,058.89
  5. Step 5: Solve for x
    x = 996,877,522,058.89/1,053,529.78
  6. Step 6: Final answer
    x = 946,226.24

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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.