Home / 859,768.32-1,186,390.08-477,733.44

Finding the Fourth Proportional to 859,768.32, 1,186,390.08 and 477,733.44

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Solution

The fourth proportional to 859,768.32, 1,186,390.08 and 477,733.44 is: 659,222.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,768.32 : 1,186,390.08 = 477,733.44 : x
  2. Step 2: Convert to fraction form
    859,768.32/1,186,390.08 = 477,733.44/x
  3. Step 3: Cross multiply
    859,768.32x = 1,186,390.08 × 477,733.44
  4. Step 4: Simplify right side
    859,768.32x = 566,778,214,100.28
  5. Step 5: Solve for x
    x = 566,778,214,100.28/859,768.32
  6. Step 6: Final answer
    x = 659,222.03

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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.