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Finding the Third Proportional to 919,492 and 1,435,127

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Solution

The third proportional to 919,492 and 1,435,127 is: 2,239,921.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,492 : 1,435,127 = 1,435,127 : x
  2. Step 2: Convert to fraction form
    919,492/1,435,127 = 1,435,127/x
  3. Step 3: Cross multiply
    919,492x = 1,435,127 × 1,435,127
  4. Step 4: Simplify right side
    919,492x = 2,059,589,506,129
  5. Step 5: Solve for x
    x = 2,059,589,506,129/919,492
  6. Step 6: Final answer
    x = 2,239,921.07

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.