Home / 379,845.32-524,347.95-236,676.11

Finding the Fourth Proportional to 379,845.32, 524,347.95 and 236,676.11

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Solution

The fourth proportional to 379,845.32, 524,347.95 and 236,676.11 is: 326,713.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,845.32 : 524,347.95 = 236,676.11 : x
  2. Step 2: Convert to fraction form
    379,845.32/524,347.95 = 236,676.11/x
  3. Step 3: Cross multiply
    379,845.32x = 524,347.95 × 236,676.11
  4. Step 4: Simplify right side
    379,845.32x = 124,100,631,781.61
  5. Step 5: Solve for x
    x = 124,100,631,781.61/379,845.32
  6. Step 6: Final answer
    x = 326,713.60

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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.