Home / 774,021.00-1,068,144.85-425,168.28

Finding the Fourth Proportional to 774,021.00, 1,068,144.85 and 425,168.28

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Solution

The fourth proportional to 774,021.00, 1,068,144.85 and 425,168.28 is: 586,729.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,021.00 : 1,068,144.85 = 425,168.28 : x
  2. Step 2: Convert to fraction form
    774,021.00/1,068,144.85 = 425,168.28/x
  3. Step 3: Cross multiply
    774,021.00x = 1,068,144.85 × 425,168.28
  4. Step 4: Simplify right side
    774,021.00x = 454,141,309,196.82
  5. Step 5: Solve for x
    x = 454,141,309,196.82/774,021.00
  6. Step 6: Final answer
    x = 586,729.96

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.