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Finding the Third Proportional to 510,279.75 and 1,117,516.50

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Solution

The third proportional to 510,279.75 and 1,117,516.50 is: 2,447,369.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,279.75 : 1,117,516.50 = 1,117,516.50 : x
  2. Step 2: Convert to fraction form
    510,279.75/1,117,516.50 = 1,117,516.50/x
  3. Step 3: Cross multiply
    510,279.75x = 1,117,516.50 × 1,117,516.50
  4. Step 4: Simplify right side
    510,279.75x = 1,248,843,127,772.25
  5. Step 5: Solve for x
    x = 1,248,843,127,772.25/510,279.75
  6. Step 6: Final answer
    x = 2,447,369.56

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.