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Finding the Third Proportional to 20,911,547.25 and 45,297,144

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Solution

The third proportional to 20,911,547.25 and 45,297,144 is: 98,119,533.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,911,547.25 : 45,297,144 = 45,297,144 : x
  2. Step 2: Convert to fraction form
    20,911,547.25/45,297,144 = 45,297,144/x
  3. Step 3: Cross multiply
    20,911,547.25x = 45,297,144 × 45,297,144
  4. Step 4: Simplify right side
    20,911,547.25x = 2,051,831,254,556,736
  5. Step 5: Solve for x
    x = 2,051,831,254,556,736/20,911,547.25
  6. Step 6: Final answer
    x = 98,119,533.20

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.