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Finding the Third Proportional to 824,988 and 1,312,732

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Solution

The third proportional to 824,988 and 1,312,732 is: 2,088,836.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,988 : 1,312,732 = 1,312,732 : x
  2. Step 2: Convert to fraction form
    824,988/1,312,732 = 1,312,732/x
  3. Step 3: Cross multiply
    824,988x = 1,312,732 × 1,312,732
  4. Step 4: Simplify right side
    824,988x = 1,723,265,303,824
  5. Step 5: Solve for x
    x = 1,723,265,303,824/824,988
  6. Step 6: Final answer
    x = 2,088,836.81

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.