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Finding the Third Proportional to 530,262 and 1,121,938

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Solution

The third proportional to 530,262 and 1,121,938 is: 2,373,816.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,262 : 1,121,938 = 1,121,938 : x
  2. Step 2: Convert to fraction form
    530,262/1,121,938 = 1,121,938/x
  3. Step 3: Cross multiply
    530,262x = 1,121,938 × 1,121,938
  4. Step 4: Simplify right side
    530,262x = 1,258,744,875,844
  5. Step 5: Solve for x
    x = 1,258,744,875,844/530,262
  6. Step 6: Final answer
    x = 2,373,816.86

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.