Home / 905,261.00-1,356,098.12-620,251.16

Finding the Fourth Proportional to 905,261.00, 1,356,098.12 and 620,251.16

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Solution

The fourth proportional to 905,261.00, 1,356,098.12 and 620,251.16 is: 929,147.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,261.00 : 1,356,098.12 = 620,251.16 : x
  2. Step 2: Convert to fraction form
    905,261.00/1,356,098.12 = 620,251.16/x
  3. Step 3: Cross multiply
    905,261.00x = 1,356,098.12 × 620,251.16
  4. Step 4: Simplify right side
    905,261.00x = 841,121,422,122.07
  5. Step 5: Solve for x
    x = 841,121,422,122.07/905,261.00
  6. Step 6: Final answer
    x = 929,147.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.