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Finding the Third Proportional to 316,136 and 474,214

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Solution

The third proportional to 316,136 and 474,214 is: 711,336.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,136 : 474,214 = 474,214 : x
  2. Step 2: Convert to fraction form
    316,136/474,214 = 474,214/x
  3. Step 3: Cross multiply
    316,136x = 474,214 × 474,214
  4. Step 4: Simplify right side
    316,136x = 224,878,917,796
  5. Step 5: Solve for x
    x = 224,878,917,796/316,136
  6. Step 6: Final answer
    x = 711,336.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.