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Finding the Third Proportional to 170,312.63 and 252,171.35

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Solution

The third proportional to 170,312.63 and 252,171.35 is: 373,374.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,312.63 : 252,171.35 = 252,171.35 : x
  2. Step 2: Convert to fraction form
    170,312.63/252,171.35 = 252,171.35/x
  3. Step 3: Cross multiply
    170,312.63x = 252,171.35 × 252,171.35
  4. Step 4: Simplify right side
    170,312.63x = 63,590,390,548.86
  5. Step 5: Solve for x
    x = 63,590,390,548.86/170,312.63
  6. Step 6: Final answer
    x = 373,374.50

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.