Home / 850,716.78-1,174,071.90-635,483.19

Finding the Fourth Proportional to 850,716.78, 1,174,071.90 and 635,483.19

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Solution

The fourth proportional to 850,716.78, 1,174,071.90 and 635,483.19 is: 877,028.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,716.78 : 1,174,071.90 = 635,483.19 : x
  2. Step 2: Convert to fraction form
    850,716.78/1,174,071.90 = 635,483.19/x
  3. Step 3: Cross multiply
    850,716.78x = 1,174,071.90 × 635,483.19
  4. Step 4: Simplify right side
    850,716.78x = 746,102,956,301.36
  5. Step 5: Solve for x
    x = 746,102,956,301.36/850,716.78
  6. Step 6: Final answer
    x = 877,028.61

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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.