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Finding the Third Proportional to 354,032.81 and 533,988

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Solution

The third proportional to 354,032.81 and 533,988 is: 805,414.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,032.81 : 533,988 = 533,988 : x
  2. Step 2: Convert to fraction form
    354,032.81/533,988 = 533,988/x
  3. Step 3: Cross multiply
    354,032.81x = 533,988 × 533,988
  4. Step 4: Simplify right side
    354,032.81x = 285,143,184,144
  5. Step 5: Solve for x
    x = 285,143,184,144/354,032.81
  6. Step 6: Final answer
    x = 805,414.57

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.