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Finding the Third Proportional to 917,569.50 and 1,975,755

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Solution

The third proportional to 917,569.50 and 1,975,755 is: 4,254,291.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,569.50 : 1,975,755 = 1,975,755 : x
  2. Step 2: Convert to fraction form
    917,569.50/1,975,755 = 1,975,755/x
  3. Step 3: Cross multiply
    917,569.50x = 1,975,755 × 1,975,755
  4. Step 4: Simplify right side
    917,569.50x = 3,903,607,820,025
  5. Step 5: Solve for x
    x = 3,903,607,820,025/917,569.50
  6. Step 6: Final answer
    x = 4,254,291.17

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.