Home / 812,263.89-1,120,924.43-444,764.31

Finding the Fourth Proportional to 812,263.89, 1,120,924.43 and 444,764.31

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Solution

The fourth proportional to 812,263.89, 1,120,924.43 and 444,764.31 is: 613,774.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,263.89 : 1,120,924.43 = 444,764.31 : x
  2. Step 2: Convert to fraction form
    812,263.89/1,120,924.43 = 444,764.31/x
  3. Step 3: Cross multiply
    812,263.89x = 1,120,924.43 × 444,764.31
  4. Step 4: Simplify right side
    812,263.89x = 498,547,180,671.09
  5. Step 5: Solve for x
    x = 498,547,180,671.09/812,263.89
  6. Step 6: Final answer
    x = 613,774.89

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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.