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Finding the Fourth Proportional to 353,764.08, 530,680.08 and 101,053.68

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Solution

The fourth proportional to 353,764.08, 530,680.08 and 101,053.68 is: 151,590.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,764.08 : 530,680.08 = 101,053.68 : x
  2. Step 2: Convert to fraction form
    353,764.08/530,680.08 = 101,053.68/x
  3. Step 3: Cross multiply
    353,764.08x = 530,680.08 × 101,053.68
  4. Step 4: Simplify right side
    353,764.08x = 53,627,174,986.69
  5. Step 5: Solve for x
    x = 53,627,174,986.69/353,764.08
  6. Step 6: Final answer
    x = 151,590.22

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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.