Home / 299,188.20-448,004.70-236,461.80

Finding the Fourth Proportional to 299,188.20, 448,004.70 and 236,461.80

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Solution

The fourth proportional to 299,188.20, 448,004.70 and 236,461.80 is: 354,078.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,188.20 : 448,004.70 = 236,461.80 : x
  2. Step 2: Convert to fraction form
    299,188.20/448,004.70 = 236,461.80/x
  3. Step 3: Cross multiply
    299,188.20x = 448,004.70 × 236,461.80
  4. Step 4: Simplify right side
    299,188.20x = 105,935,997,770.46
  5. Step 5: Solve for x
    x = 105,935,997,770.46/299,188.20
  6. Step 6: Final answer
    x = 354,078.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.