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Finding the Fourth Proportional to 602,190.60, 903,286.26 and 152,945.16

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Solution

The fourth proportional to 602,190.60, 903,286.26 and 152,945.16 is: 229,417.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,190.60 : 903,286.26 = 152,945.16 : x
  2. Step 2: Convert to fraction form
    602,190.60/903,286.26 = 152,945.16/x
  3. Step 3: Cross multiply
    602,190.60x = 903,286.26 × 152,945.16
  4. Step 4: Simplify right side
    602,190.60x = 138,153,261,561.50
  5. Step 5: Solve for x
    x = 138,153,261,561.50/602,190.60
  6. Step 6: Final answer
    x = 229,417.83

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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.