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Finding the Fourth Proportional to 483,502.57, 725,003.56 and 217,033.63

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Solution

The fourth proportional to 483,502.57, 725,003.56 and 217,033.63 is: 325,438.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,502.57 : 725,003.56 = 217,033.63 : x
  2. Step 2: Convert to fraction form
    483,502.57/725,003.56 = 217,033.63/x
  3. Step 3: Cross multiply
    483,502.57x = 725,003.56 × 217,033.63
  4. Step 4: Simplify right side
    483,502.57x = 157,350,152,848.51
  5. Step 5: Solve for x
    x = 157,350,152,848.51/483,502.57
  6. Step 6: Final answer
    x = 325,438.09

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1.5x scale

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.