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Finding the Third Proportional to 191,484 and 292,410

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Solution

The third proportional to 191,484 and 292,410 is: 446,531.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,484 : 292,410 = 292,410 : x
  2. Step 2: Convert to fraction form
    191,484/292,410 = 292,410/x
  3. Step 3: Cross multiply
    191,484x = 292,410 × 292,410
  4. Step 4: Simplify right side
    191,484x = 85,503,608,100
  5. Step 5: Solve for x
    x = 85,503,608,100/191,484
  6. Step 6: Final answer
    x = 446,531.35

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.