Home / 694,999.90-1,040,603.76-526,009.04

Finding the Fourth Proportional to 694,999.90, 1,040,603.76 and 526,009.04

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Solution

The fourth proportional to 694,999.90, 1,040,603.76 and 526,009.04 is: 787,578.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,999.90 : 1,040,603.76 = 526,009.04 : x
  2. Step 2: Convert to fraction form
    694,999.90/1,040,603.76 = 526,009.04/x
  3. Step 3: Cross multiply
    694,999.90x = 1,040,603.76 × 526,009.04
  4. Step 4: Simplify right side
    694,999.90x = 547,366,983,517.24
  5. Step 5: Solve for x
    x = 547,366,983,517.24/694,999.90
  6. Step 6: Final answer
    x = 787,578.51

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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.