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Finding the Third Proportional to 717,807 and 1,114,636.50

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Solution

The third proportional to 717,807 and 1,114,636.50 is: 1,730,847.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,807 : 1,114,636.50 = 1,114,636.50 : x
  2. Step 2: Convert to fraction form
    717,807/1,114,636.50 = 1,114,636.50/x
  3. Step 3: Cross multiply
    717,807x = 1,114,636.50 × 1,114,636.50
  4. Step 4: Simplify right side
    717,807x = 1,242,414,527,132.25
  5. Step 5: Solve for x
    x = 1,242,414,527,132.25/717,807
  6. Step 6: Final answer
    x = 1,730,847.61

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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.