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Finding the Third Proportional to 220,911,336 and 480,608,585

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Solution

The third proportional to 220,911,336 and 480,608,585 is: 1,045,598,728.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,911,336 : 480,608,585 = 480,608,585 : x
  2. Step 2: Convert to fraction form
    220,911,336/480,608,585 = 480,608,585/x
  3. Step 3: Cross multiply
    220,911,336x = 480,608,585 × 480,608,585
  4. Step 4: Simplify right side
    220,911,336x = 230,984,611,975,702,240
  5. Step 5: Solve for x
    x = 230,984,611,975,702,240/220,911,336
  6. Step 6: Final answer
    x = 1,045,598,728.24

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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.