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Finding the Fourth Proportional to 337,530.76, 465,801.78 and 186,633.16

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Solution

The fourth proportional to 337,530.76, 465,801.78 and 186,633.16 is: 257,558.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,530.76 : 465,801.78 = 186,633.16 : x
  2. Step 2: Convert to fraction form
    337,530.76/465,801.78 = 186,633.16/x
  3. Step 3: Cross multiply
    337,530.76x = 465,801.78 × 186,633.16
  4. Step 4: Simplify right side
    337,530.76x = 86,934,058,135.02
  5. Step 5: Solve for x
    x = 86,934,058,135.02/337,530.76
  6. Step 6: Final answer
    x = 257,558.92

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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.