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Finding the Fourth Proportional to 367,615.20, 550,501.20 and 293,887.20

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Solution

The fourth proportional to 367,615.20, 550,501.20 and 293,887.20 is: 440,094.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,615.20 : 550,501.20 = 293,887.20 : x
  2. Step 2: Convert to fraction form
    367,615.20/550,501.20 = 293,887.20/x
  3. Step 3: Cross multiply
    367,615.20x = 550,501.20 × 293,887.20
  4. Step 4: Simplify right side
    367,615.20x = 161,785,256,264.64
  5. Step 5: Solve for x
    x = 161,785,256,264.64/367,615.20
  6. Step 6: Final answer
    x = 440,094.03

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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.