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Finding the Third Proportional to 183,513 and 389,058.50

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Solution

The third proportional to 183,513 and 389,058.50 is: 824,827.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,513 : 389,058.50 = 389,058.50 : x
  2. Step 2: Convert to fraction form
    183,513/389,058.50 = 389,058.50/x
  3. Step 3: Cross multiply
    183,513x = 389,058.50 × 389,058.50
  4. Step 4: Simplify right side
    183,513x = 151,366,516,422.25
  5. Step 5: Solve for x
    x = 151,366,516,422.25/183,513
  6. Step 6: Final answer
    x = 824,827.21

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.