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Finding the Fourth Proportional to 353,865.68, 530,424.60 and 241,266.77

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Solution

The fourth proportional to 353,865.68, 530,424.60 and 241,266.77 is: 361,645.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,865.68 : 530,424.60 = 241,266.77 : x
  2. Step 2: Convert to fraction form
    353,865.68/530,424.60 = 241,266.77/x
  3. Step 3: Cross multiply
    353,865.68x = 530,424.60 × 241,266.77
  4. Step 4: Simplify right side
    353,865.68x = 127,973,829,970.54
  5. Step 5: Solve for x
    x = 127,973,829,970.54/353,865.68
  6. Step 6: Final answer
    x = 361,645.22

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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.