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Finding the Third Proportional to 254,157,789 and 554,925,246

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Solution

The third proportional to 254,157,789 and 554,925,246 is: 1,211,617,514.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,157,789 : 554,925,246 = 554,925,246 : x
  2. Step 2: Convert to fraction form
    254,157,789/554,925,246 = 554,925,246/x
  3. Step 3: Cross multiply
    254,157,789x = 554,925,246 × 554,925,246
  4. Step 4: Simplify right side
    254,157,789x = 307,942,028,648,160,512
  5. Step 5: Solve for x
    x = 307,942,028,648,160,512/254,157,789
  6. Step 6: Final answer
    x = 1,211,617,514.69

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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.