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Finding the Third Proportional to 409,070 and 883,472

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Solution

The third proportional to 409,070 and 883,472 is: 1,908,042.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,070 : 883,472 = 883,472 : x
  2. Step 2: Convert to fraction form
    409,070/883,472 = 883,472/x
  3. Step 3: Cross multiply
    409,070x = 883,472 × 883,472
  4. Step 4: Simplify right side
    409,070x = 780,522,774,784
  5. Step 5: Solve for x
    x = 780,522,774,784/409,070
  6. Step 6: Final answer
    x = 1,908,042.08

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.