Home / 893,233.22-1,232,666.40-485,336.11

Finding the Fourth Proportional to 893,233.22, 1,232,666.40 and 485,336.11

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Solution

The fourth proportional to 893,233.22, 1,232,666.40 and 485,336.11 is: 669,766.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,233.22 : 1,232,666.40 = 485,336.11 : x
  2. Step 2: Convert to fraction form
    893,233.22/1,232,666.40 = 485,336.11/x
  3. Step 3: Cross multiply
    893,233.22x = 1,232,666.40 × 485,336.11
  4. Step 4: Simplify right side
    893,233.22x = 598,257,515,503.70
  5. Step 5: Solve for x
    x = 598,257,515,503.70/893,233.22
  6. Step 6: Final answer
    x = 669,766.31

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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.