Home / 901,981.06-1,244,261.95-557,706.94

Finding the Fourth Proportional to 901,981.06, 1,244,261.95 and 557,706.94

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Solution

The fourth proportional to 901,981.06, 1,244,261.95 and 557,706.94 is: 769,343.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,981.06 : 1,244,261.95 = 557,706.94 : x
  2. Step 2: Convert to fraction form
    901,981.06/1,244,261.95 = 557,706.94/x
  3. Step 3: Cross multiply
    901,981.06x = 1,244,261.95 × 557,706.94
  4. Step 4: Simplify right side
    901,981.06x = 693,933,524,692.93
  5. Step 5: Solve for x
    x = 693,933,524,692.93/901,981.06
  6. Step 6: Final answer
    x = 769,343.79

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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.