Home / 763,789.64-1,054,063.06-424,257.89

Finding the Fourth Proportional to 763,789.64, 1,054,063.06 and 424,257.89

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Solution

The fourth proportional to 763,789.64, 1,054,063.06 and 424,257.89 is: 585,494.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,789.64 : 1,054,063.06 = 424,257.89 : x
  2. Step 2: Convert to fraction form
    763,789.64/1,054,063.06 = 424,257.89/x
  3. Step 3: Cross multiply
    763,789.64x = 1,054,063.06 × 424,257.89
  4. Step 4: Simplify right side
    763,789.64x = 447,194,563,431.58
  5. Step 5: Solve for x
    x = 447,194,563,431.58/763,789.64
  6. Step 6: Final answer
    x = 585,494.41

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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.