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Finding the Third Proportional to 491,653.75 and 1,069,830.50

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Solution

The third proportional to 491,653.75 and 1,069,830.50 is: 2,327,933.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,653.75 : 1,069,830.50 = 1,069,830.50 : x
  2. Step 2: Convert to fraction form
    491,653.75/1,069,830.50 = 1,069,830.50/x
  3. Step 3: Cross multiply
    491,653.75x = 1,069,830.50 × 1,069,830.50
  4. Step 4: Simplify right side
    491,653.75x = 1,144,537,298,730.25
  5. Step 5: Solve for x
    x = 1,144,537,298,730.25/491,653.75
  6. Step 6: Final answer
    x = 2,327,933.63

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.