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Finding the Third Proportional to 255,073.50 and 556,074

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Solution

The third proportional to 255,073.50 and 556,074 is: 1,212,271.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,073.50 : 556,074 = 556,074 : x
  2. Step 2: Convert to fraction form
    255,073.50/556,074 = 556,074/x
  3. Step 3: Cross multiply
    255,073.50x = 556,074 × 556,074
  4. Step 4: Simplify right side
    255,073.50x = 309,218,293,476
  5. Step 5: Solve for x
    x = 309,218,293,476/255,073.50
  6. Step 6: Final answer
    x = 1,212,271.34

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.