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Finding the Third Proportional to 371,029.50 and 559,989

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Solution

The third proportional to 371,029.50 and 559,989 is: 845,182.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,029.50 : 559,989 = 559,989 : x
  2. Step 2: Convert to fraction form
    371,029.50/559,989 = 559,989/x
  3. Step 3: Cross multiply
    371,029.50x = 559,989 × 559,989
  4. Step 4: Simplify right side
    371,029.50x = 313,587,680,121
  5. Step 5: Solve for x
    x = 313,587,680,121/371,029.50
  6. Step 6: Final answer
    x = 845,182.61

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.