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Finding the Fourth Proportional to 591,203.60, 886,586.70 and 191,857.40

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Solution

The fourth proportional to 591,203.60, 886,586.70 and 191,857.40 is: 287,715.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,203.60 : 886,586.70 = 191,857.40 : x
  2. Step 2: Convert to fraction form
    591,203.60/886,586.70 = 191,857.40/x
  3. Step 3: Cross multiply
    591,203.60x = 886,586.70 × 191,857.40
  4. Step 4: Simplify right side
    591,203.60x = 170,098,219,136.58
  5. Step 5: Solve for x
    x = 170,098,219,136.58/591,203.60
  6. Step 6: Final answer
    x = 287,715.13

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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.