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Finding the Fourth Proportional to 590,537.28, 885,946.26 and 191,177.88

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Solution

The fourth proportional to 590,537.28, 885,946.26 and 191,177.88 is: 286,812.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,537.28 : 885,946.26 = 191,177.88 : x
  2. Step 2: Convert to fraction form
    590,537.28/885,946.26 = 191,177.88/x
  3. Step 3: Cross multiply
    590,537.28x = 885,946.26 × 191,177.88
  4. Step 4: Simplify right side
    590,537.28x = 169,373,327,780.73
  5. Step 5: Solve for x
    x = 169,373,327,780.73/590,537.28
  6. Step 6: Final answer
    x = 286,812.25

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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.