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Finding the Third Proportional to 430,290 and 935,207

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Solution

The third proportional to 430,290 and 935,207 is: 2,032,610.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,290 : 935,207 = 935,207 : x
  2. Step 2: Convert to fraction form
    430,290/935,207 = 935,207/x
  3. Step 3: Cross multiply
    430,290x = 935,207 × 935,207
  4. Step 4: Simplify right side
    430,290x = 874,612,132,849
  5. Step 5: Solve for x
    x = 874,612,132,849/430,290
  6. Step 6: Final answer
    x = 2,032,610.87

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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.