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Finding the Third Proportional to 140,319 and 249,468

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Solution

The third proportional to 140,319 and 249,468 is: 443,520.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,319 : 249,468 = 249,468 : x
  2. Step 2: Convert to fraction form
    140,319/249,468 = 249,468/x
  3. Step 3: Cross multiply
    140,319x = 249,468 × 249,468
  4. Step 4: Simplify right side
    140,319x = 62,234,283,024
  5. Step 5: Solve for x
    x = 62,234,283,024/140,319
  6. Step 6: Final answer
    x = 443,520.00

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Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.