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Finding the Fourth Proportional to 530,503.35, 795,781.41 and 151,480.32

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Solution

The fourth proportional to 530,503.35, 795,781.41 and 151,480.32 is: 227,228.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,503.35 : 795,781.41 = 151,480.32 : x
  2. Step 2: Convert to fraction form
    530,503.35/795,781.41 = 151,480.32/x
  3. Step 3: Cross multiply
    530,503.35x = 795,781.41 × 151,480.32
  4. Step 4: Simplify right side
    530,503.35x = 120,545,222,636.85
  5. Step 5: Solve for x
    x = 120,545,222,636.85/530,503.35
  6. Step 6: Final answer
    x = 227,228.01

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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.