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Finding the Fourth Proportional to 337,602.72, 465,873.48 and 186,690

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Solution

The fourth proportional to 337,602.72, 465,873.48 and 186,690 is: 257,622.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,602.72 : 465,873.48 = 186,690 : x
  2. Step 2: Convert to fraction form
    337,602.72/465,873.48 = 186,690/x
  3. Step 3: Cross multiply
    337,602.72x = 465,873.48 × 186,690
  4. Step 4: Simplify right side
    337,602.72x = 86,973,919,981.20
  5. Step 5: Solve for x
    x = 86,973,919,981.20/337,602.72
  6. Step 6: Final answer
    x = 257,622.09

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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.