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Finding the Third Proportional to 911,931 and 1,564,720.50

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Solution

The third proportional to 911,931 and 1,564,720.50 is: 2,684,797.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,931 : 1,564,720.50 = 1,564,720.50 : x
  2. Step 2: Convert to fraction form
    911,931/1,564,720.50 = 1,564,720.50/x
  3. Step 3: Cross multiply
    911,931x = 1,564,720.50 × 1,564,720.50
  4. Step 4: Simplify right side
    911,931x = 2,448,350,243,120.25
  5. Step 5: Solve for x
    x = 2,448,350,243,120.25/911,931
  6. Step 6: Final answer
    x = 2,684,797.69

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These problems maintain the same ratio (1.72) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.