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Finding the Fourth Proportional to 602,388.50, 902,352.56 and 336,290.74

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Solution

The fourth proportional to 602,388.50, 902,352.56 and 336,290.74 is: 503,749.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,388.50 : 902,352.56 = 336,290.74 : x
  2. Step 2: Convert to fraction form
    602,388.50/902,352.56 = 336,290.74/x
  3. Step 3: Cross multiply
    602,388.50x = 902,352.56 × 336,290.74
  4. Step 4: Simplify right side
    602,388.50x = 303,452,806,205.96
  5. Step 5: Solve for x
    x = 303,452,806,205.96/602,388.50
  6. Step 6: Final answer
    x = 503,749.34

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Similar ratio
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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.