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Finding the Third Proportional to 373,909.88 and 580,070.25

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Solution

The third proportional to 373,909.88 and 580,070.25 is: 899,900.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,909.88 : 580,070.25 = 580,070.25 : x
  2. Step 2: Convert to fraction form
    373,909.88/580,070.25 = 580,070.25/x
  3. Step 3: Cross multiply
    373,909.88x = 580,070.25 × 580,070.25
  4. Step 4: Simplify right side
    373,909.88x = 336,481,494,935.06
  5. Step 5: Solve for x
    x = 336,481,494,935.06/373,909.88
  6. Step 6: Final answer
    x = 899,900.00

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.