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Finding the Third Proportional to 768,582 and 1,148,638

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Solution

The third proportional to 768,582 and 1,148,638 is: 1,716,627.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,582 : 1,148,638 = 1,148,638 : x
  2. Step 2: Convert to fraction form
    768,582/1,148,638 = 1,148,638/x
  3. Step 3: Cross multiply
    768,582x = 1,148,638 × 1,148,638
  4. Step 4: Simplify right side
    768,582x = 1,319,369,255,044
  5. Step 5: Solve for x
    x = 1,319,369,255,044/768,582
  6. Step 6: Final answer
    x = 1,716,627.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.