Home / 763,652.44-1,053,778.71-441,383.41

Finding the Fourth Proportional to 763,652.44, 1,053,778.71 and 441,383.41

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Solution

The fourth proportional to 763,652.44, 1,053,778.71 and 441,383.41 is: 609,073.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,652.44 : 1,053,778.71 = 441,383.41 : x
  2. Step 2: Convert to fraction form
    763,652.44/1,053,778.71 = 441,383.41/x
  3. Step 3: Cross multiply
    763,652.44x = 1,053,778.71 × 441,383.41
  4. Step 4: Simplify right side
    763,652.44x = 465,120,440,405.20
  5. Step 5: Solve for x
    x = 465,120,440,405.20/763,652.44
  6. Step 6: Final answer
    x = 609,073.47

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1.5x scale

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.