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Finding the Third Proportional to 249,244 and 376,840

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Solution

The third proportional to 249,244 and 376,840 is: 569,756.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,244 : 376,840 = 376,840 : x
  2. Step 2: Convert to fraction form
    249,244/376,840 = 376,840/x
  3. Step 3: Cross multiply
    249,244x = 376,840 × 376,840
  4. Step 4: Simplify right side
    249,244x = 142,008,385,600
  5. Step 5: Solve for x
    x = 142,008,385,600/249,244
  6. Step 6: Final answer
    x = 569,756.49

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.