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Finding the Fourth Proportional to 353,601, 530,498.88 and 104,283

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Solution

The fourth proportional to 353,601, 530,498.88 and 104,283 is: 156,453.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,601 : 530,498.88 = 104,283 : x
  2. Step 2: Convert to fraction form
    353,601/530,498.88 = 104,283/x
  3. Step 3: Cross multiply
    353,601x = 530,498.88 × 104,283
  4. Step 4: Simplify right side
    353,601x = 55,322,014,703.04
  5. Step 5: Solve for x
    x = 55,322,014,703.04/353,601
  6. Step 6: Final answer
    x = 156,453.22

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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.