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Finding the Third Proportional to 235,442 and 503,200

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Solution

The third proportional to 235,442 and 503,200 is: 1,075,467.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,442 : 503,200 = 503,200 : x
  2. Step 2: Convert to fraction form
    235,442/503,200 = 503,200/x
  3. Step 3: Cross multiply
    235,442x = 503,200 × 503,200
  4. Step 4: Simplify right side
    235,442x = 253,210,240,000
  5. Step 5: Solve for x
    x = 253,210,240,000/235,442
  6. Step 6: Final answer
    x = 1,075,467.59

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.