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Finding the Fourth Proportional to 344,530.69, 517,271.19 and 237,661.22

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Solution

The fourth proportional to 344,530.69, 517,271.19 and 237,661.22 is: 356,819.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,530.69 : 517,271.19 = 237,661.22 : x
  2. Step 2: Convert to fraction form
    344,530.69/517,271.19 = 237,661.22/x
  3. Step 3: Cross multiply
    344,530.69x = 517,271.19 × 237,661.22
  4. Step 4: Simplify right side
    344,530.69x = 122,935,300,897.95
  5. Step 5: Solve for x
    x = 122,935,300,897.95/344,530.69
  6. Step 6: Final answer
    x = 356,819.60

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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.