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Finding the Third Proportional to 265,476 and 573,216

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Solution

The third proportional to 265,476 and 573,216 is: 1,237,688.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,476 : 573,216 = 573,216 : x
  2. Step 2: Convert to fraction form
    265,476/573,216 = 573,216/x
  3. Step 3: Cross multiply
    265,476x = 573,216 × 573,216
  4. Step 4: Simplify right side
    265,476x = 328,576,582,656
  5. Step 5: Solve for x
    x = 328,576,582,656/265,476
  6. Step 6: Final answer
    x = 1,237,688.46

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.