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Finding the Fourth Proportional to 353,767.77, 530,655.75 and 151,336.35

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Solution

The fourth proportional to 353,767.77, 530,655.75 and 151,336.35 is: 227,006.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,767.77 : 530,655.75 = 151,336.35 : x
  2. Step 2: Convert to fraction form
    353,767.77/530,655.75 = 151,336.35/x
  3. Step 3: Cross multiply
    353,767.77x = 530,655.75 × 151,336.35
  4. Step 4: Simplify right side
    353,767.77x = 80,307,504,311.51
  5. Step 5: Solve for x
    x = 80,307,504,311.51/353,767.77
  6. Step 6: Final answer
    x = 227,006.28

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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.