Home / 707,918.97-1,061,054.62-404,525.78

Finding the Fourth Proportional to 707,918.97, 1,061,054.62 and 404,525.78

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Solution

The fourth proportional to 707,918.97, 1,061,054.62 and 404,525.78 is: 606,317.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,918.97 : 1,061,054.62 = 404,525.78 : x
  2. Step 2: Convert to fraction form
    707,918.97/1,061,054.62 = 404,525.78/x
  3. Step 3: Cross multiply
    707,918.97x = 1,061,054.62 × 404,525.78
  4. Step 4: Simplify right side
    707,918.97x = 429,223,947,715.93
  5. Step 5: Solve for x
    x = 429,223,947,715.93/707,918.97
  6. Step 6: Final answer
    x = 606,317.90

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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.