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Finding the Third Proportional to 296,248.50 and 637,455

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Solution

The third proportional to 296,248.50 and 637,455 is: 1,371,648.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,248.50 : 637,455 = 637,455 : x
  2. Step 2: Convert to fraction form
    296,248.50/637,455 = 637,455/x
  3. Step 3: Cross multiply
    296,248.50x = 637,455 × 637,455
  4. Step 4: Simplify right side
    296,248.50x = 406,348,877,025
  5. Step 5: Solve for x
    x = 406,348,877,025/296,248.50
  6. Step 6: Final answer
    x = 1,371,648.72

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.