Home / 768,166.05-1,059,910.89-441,415.95

Finding the Fourth Proportional to 768,166.05, 1,059,910.89 and 441,415.95

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Solution

The fourth proportional to 768,166.05, 1,059,910.89 and 441,415.95 is: 609,063.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,166.05 : 1,059,910.89 = 441,415.95 : x
  2. Step 2: Convert to fraction form
    768,166.05/1,059,910.89 = 441,415.95/x
  3. Step 3: Cross multiply
    768,166.05x = 1,059,910.89 × 441,415.95
  4. Step 4: Simplify right side
    768,166.05x = 467,861,572,424.70
  5. Step 5: Solve for x
    x = 467,861,572,424.70/768,166.05
  6. Step 6: Final answer
    x = 609,063.07

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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.