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Finding the Third Proportional to 177,369 and 384,877.50

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Solution

The third proportional to 177,369 and 384,877.50 is: 835,155.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,369 : 384,877.50 = 384,877.50 : x
  2. Step 2: Convert to fraction form
    177,369/384,877.50 = 384,877.50/x
  3. Step 3: Cross multiply
    177,369x = 384,877.50 × 384,877.50
  4. Step 4: Simplify right side
    177,369x = 148,130,690,006.25
  5. Step 5: Solve for x
    x = 148,130,690,006.25/177,369
  6. Step 6: Final answer
    x = 835,155.47

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.