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Finding the Third Proportional to 873,672 and 1,316,664

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Solution

The third proportional to 873,672 and 1,316,664 is: 1,984,273.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,672 : 1,316,664 = 1,316,664 : x
  2. Step 2: Convert to fraction form
    873,672/1,316,664 = 1,316,664/x
  3. Step 3: Cross multiply
    873,672x = 1,316,664 × 1,316,664
  4. Step 4: Simplify right side
    873,672x = 1,733,604,088,896
  5. Step 5: Solve for x
    x = 1,733,604,088,896/873,672
  6. Step 6: Final answer
    x = 1,984,273.38

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.