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Finding the Third Proportional to 549,628 and 1,211,066.38

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Solution

The third proportional to 549,628 and 1,211,066.38 is: 2,668,498.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,628 : 1,211,066.38 = 1,211,066.38 : x
  2. Step 2: Convert to fraction form
    549,628/1,211,066.38 = 1,211,066.38/x
  3. Step 3: Cross multiply
    549,628x = 1,211,066.38 × 1,211,066.38
  4. Step 4: Simplify right side
    549,628x = 1,466,681,764,655.64
  5. Step 5: Solve for x
    x = 1,466,681,764,655.64/549,628
  6. Step 6: Final answer
    x = 2,668,498.99

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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.