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Finding the Third Proportional to 530,223 and 1,121,859

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Solution

The third proportional to 530,223 and 1,121,859 is: 2,373,657.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,223 : 1,121,859 = 1,121,859 : x
  2. Step 2: Convert to fraction form
    530,223/1,121,859 = 1,121,859/x
  3. Step 3: Cross multiply
    530,223x = 1,121,859 × 1,121,859
  4. Step 4: Simplify right side
    530,223x = 1,258,567,615,881
  5. Step 5: Solve for x
    x = 1,258,567,615,881/530,223
  6. Step 6: Final answer
    x = 2,373,657.15

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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.