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Finding the Third Proportional to 434,262 and 956,871

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Solution

The third proportional to 434,262 and 956,871 is: 2,108,409.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,262 : 956,871 = 956,871 : x
  2. Step 2: Convert to fraction form
    434,262/956,871 = 956,871/x
  3. Step 3: Cross multiply
    434,262x = 956,871 × 956,871
  4. Step 4: Simplify right side
    434,262x = 915,602,110,641
  5. Step 5: Solve for x
    x = 915,602,110,641/434,262
  6. Step 6: Final answer
    x = 2,108,409.46

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.