Home / 763,863.56-1,054,261.64-441,769.48

Finding the Fourth Proportional to 763,863.56, 1,054,261.64 and 441,769.48

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Solution

The fourth proportional to 763,863.56, 1,054,261.64 and 441,769.48 is: 609,717.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,863.56 : 1,054,261.64 = 441,769.48 : x
  2. Step 2: Convert to fraction form
    763,863.56/1,054,261.64 = 441,769.48/x
  3. Step 3: Cross multiply
    763,863.56x = 1,054,261.64 × 441,769.48
  4. Step 4: Simplify right side
    763,863.56x = 465,740,616,486.75
  5. Step 5: Solve for x
    x = 465,740,616,486.75/763,863.56
  6. Step 6: Final answer
    x = 609,717.02

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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.