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Finding the Fourth Proportional to 337,606.40, 465,895.68 and 186,700.16

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Solution

The fourth proportional to 337,606.40, 465,895.68 and 186,700.16 is: 257,645.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,606.40 : 465,895.68 = 186,700.16 : x
  2. Step 2: Convert to fraction form
    337,606.40/465,895.68 = 186,700.16/x
  3. Step 3: Cross multiply
    337,606.40x = 465,895.68 × 186,700.16
  4. Step 4: Simplify right side
    337,606.40x = 86,982,797,999.31
  5. Step 5: Solve for x
    x = 86,982,797,999.31/337,606.40
  6. Step 6: Final answer
    x = 257,645.58

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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.