Home / 798,653.35-1,102,186.28-436,110.86

Finding the Fourth Proportional to 798,653.35, 1,102,186.28 and 436,110.86

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Solution

The fourth proportional to 798,653.35, 1,102,186.28 and 436,110.86 is: 601,857.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,653.35 : 1,102,186.28 = 436,110.86 : x
  2. Step 2: Convert to fraction form
    798,653.35/1,102,186.28 = 436,110.86/x
  3. Step 3: Cross multiply
    798,653.35x = 1,102,186.28 × 436,110.86
  4. Step 4: Simplify right side
    798,653.35x = 480,675,407,025.91
  5. Step 5: Solve for x
    x = 480,675,407,025.91/798,653.35
  6. Step 6: Final answer
    x = 601,857.37

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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.