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Finding the Third Proportional to 367,070 and 534,629

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Solution

The third proportional to 367,070 and 534,629 is: 778,674.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,070 : 534,629 = 534,629 : x
  2. Step 2: Convert to fraction form
    367,070/534,629 = 534,629/x
  3. Step 3: Cross multiply
    367,070x = 534,629 × 534,629
  4. Step 4: Simplify right side
    367,070x = 285,828,167,641
  5. Step 5: Solve for x
    x = 285,828,167,641/367,070
  6. Step 6: Final answer
    x = 778,674.82

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.