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Finding the Third Proportional to 776,266.50 and 1,178,403

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Solution

The third proportional to 776,266.50 and 1,178,403 is: 1,788,861.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,266.50 : 1,178,403 = 1,178,403 : x
  2. Step 2: Convert to fraction form
    776,266.50/1,178,403 = 1,178,403/x
  3. Step 3: Cross multiply
    776,266.50x = 1,178,403 × 1,178,403
  4. Step 4: Simplify right side
    776,266.50x = 1,388,633,630,409
  5. Step 5: Solve for x
    x = 1,388,633,630,409/776,266.50
  6. Step 6: Final answer
    x = 1,788,861.98

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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.