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Finding the Third Proportional to 703,926 and 1,547,820

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Solution

The third proportional to 703,926 and 1,547,820 is: 3,403,407.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,926 : 1,547,820 = 1,547,820 : x
  2. Step 2: Convert to fraction form
    703,926/1,547,820 = 1,547,820/x
  3. Step 3: Cross multiply
    703,926x = 1,547,820 × 1,547,820
  4. Step 4: Simplify right side
    703,926x = 2,395,746,752,400
  5. Step 5: Solve for x
    x = 2,395,746,752,400/703,926
  6. Step 6: Final answer
    x = 3,403,407.11

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.