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Finding the Third Proportional to 570,123 and 1,239,480

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Solution

The third proportional to 570,123 and 1,239,480 is: 2,694,700.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,123 : 1,239,480 = 1,239,480 : x
  2. Step 2: Convert to fraction form
    570,123/1,239,480 = 1,239,480/x
  3. Step 3: Cross multiply
    570,123x = 1,239,480 × 1,239,480
  4. Step 4: Simplify right side
    570,123x = 1,536,310,670,400
  5. Step 5: Solve for x
    x = 1,536,310,670,400/570,123
  6. Step 6: Final answer
    x = 2,694,700.39

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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.