Home / 675,859.38-1,012,669.56-475,199.40

Finding the Fourth Proportional to 675,859.38, 1,012,669.56 and 475,199.40

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Solution

The fourth proportional to 675,859.38, 1,012,669.56 and 475,199.40 is: 712,011.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,859.38 : 1,012,669.56 = 475,199.40 : x
  2. Step 2: Convert to fraction form
    675,859.38/1,012,669.56 = 475,199.40/x
  3. Step 3: Cross multiply
    675,859.38x = 1,012,669.56 × 475,199.40
  4. Step 4: Simplify right side
    675,859.38x = 481,219,967,310.26
  5. Step 5: Solve for x
    x = 481,219,967,310.26/675,859.38
  6. Step 6: Final answer
    x = 712,011.97

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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.