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Finding the Fourth Proportional to 207,302.01, 310,954.75 and 57,553.97

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Solution

The fourth proportional to 207,302.01, 310,954.75 and 57,553.97 is: 86,331.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,302.01 : 310,954.75 = 57,553.97 : x
  2. Step 2: Convert to fraction form
    207,302.01/310,954.75 = 57,553.97/x
  3. Step 3: Cross multiply
    207,302.01x = 310,954.75 × 57,553.97
  4. Step 4: Simplify right side
    207,302.01x = 17,896,681,130.24
  5. Step 5: Solve for x
    x = 17,896,681,130.24/207,302.01
  6. Step 6: Final answer
    x = 86,331.44

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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.