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Finding the Third Proportional to 1,903,711.50 and 4,154,688

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Solution

The third proportional to 1,903,711.50 and 4,154,688 is: 9,067,252.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,711.50 : 4,154,688 = 4,154,688 : x
  2. Step 2: Convert to fraction form
    1,903,711.50/4,154,688 = 4,154,688/x
  3. Step 3: Cross multiply
    1,903,711.50x = 4,154,688 × 4,154,688
  4. Step 4: Simplify right side
    1,903,711.50x = 17,261,432,377,344
  5. Step 5: Solve for x
    x = 17,261,432,377,344/1,903,711.50
  6. Step 6: Final answer
    x = 9,067,252.25

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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.