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Finding the Fourth Proportional to 590,583.63, 886,016.49 and 191,224.80

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Solution

The fourth proportional to 590,583.63, 886,016.49 and 191,224.80 is: 286,882.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,583.63 : 886,016.49 = 191,224.80 : x
  2. Step 2: Convert to fraction form
    590,583.63/886,016.49 = 191,224.80/x
  3. Step 3: Cross multiply
    590,583.63x = 886,016.49 × 191,224.80
  4. Step 4: Simplify right side
    590,583.63x = 169,428,326,096.95
  5. Step 5: Solve for x
    x = 169,428,326,096.95/590,583.63
  6. Step 6: Final answer
    x = 286,882.87

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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.