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Finding the Third Proportional to 788,817 and 1,127,911.50

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Solution

The third proportional to 788,817 and 1,127,911.50 is: 1,612,775.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,817 : 1,127,911.50 = 1,127,911.50 : x
  2. Step 2: Convert to fraction form
    788,817/1,127,911.50 = 1,127,911.50/x
  3. Step 3: Cross multiply
    788,817x = 1,127,911.50 × 1,127,911.50
  4. Step 4: Simplify right side
    788,817x = 1,272,184,351,832.25
  5. Step 5: Solve for x
    x = 1,272,184,351,832.25/788,817
  6. Step 6: Final answer
    x = 1,612,775.02

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.