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Finding the Third Proportional to 374,698.50 and 571,385.50

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Solution

The third proportional to 374,698.50 and 571,385.50 is: 871,317.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,698.50 : 571,385.50 = 571,385.50 : x
  2. Step 2: Convert to fraction form
    374,698.50/571,385.50 = 571,385.50/x
  3. Step 3: Cross multiply
    374,698.50x = 571,385.50 × 571,385.50
  4. Step 4: Simplify right side
    374,698.50x = 326,481,389,610.25
  5. Step 5: Solve for x
    x = 326,481,389,610.25/374,698.50
  6. Step 6: Final answer
    x = 871,317.58

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.