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Finding the Third Proportional to 252,640,965.38 and 549,768,874.50

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Solution

The third proportional to 252,640,965.38 and 549,768,874.50 is: 1,196,345,236.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,640,965.38 : 549,768,874.50 = 549,768,874.50 : x
  2. Step 2: Convert to fraction form
    252,640,965.38/549,768,874.50 = 549,768,874.50/x
  3. Step 3: Cross multiply
    252,640,965.38x = 549,768,874.50 × 549,768,874.50
  4. Step 4: Simplify right side
    252,640,965.38x = 302,245,815,368,996,736
  5. Step 5: Solve for x
    x = 302,245,815,368,996,736/252,640,965.38
  6. Step 6: Final answer
    x = 1,196,345,236.10

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.