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Finding the Third Proportional to 362,582 and 785,426

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Solution

The third proportional to 362,582 and 785,426 is: 1,701,391.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,582 : 785,426 = 785,426 : x
  2. Step 2: Convert to fraction form
    362,582/785,426 = 785,426/x
  3. Step 3: Cross multiply
    362,582x = 785,426 × 785,426
  4. Step 4: Simplify right side
    362,582x = 616,894,001,476
  5. Step 5: Solve for x
    x = 616,894,001,476/362,582
  6. Step 6: Final answer
    x = 1,701,391.69

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.