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Finding the Third Proportional to 240,336 and 556,362

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Solution

The third proportional to 240,336 and 556,362 is: 1,287,941.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,336 : 556,362 = 556,362 : x
  2. Step 2: Convert to fraction form
    240,336/556,362 = 556,362/x
  3. Step 3: Cross multiply
    240,336x = 556,362 × 556,362
  4. Step 4: Simplify right side
    240,336x = 309,538,675,044
  5. Step 5: Solve for x
    x = 309,538,675,044/240,336
  6. Step 6: Final answer
    x = 1,287,941.36

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.