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Finding the Fourth Proportional to 530,502.35, 795,779.91 and 151,479.32

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Solution

The fourth proportional to 530,502.35, 795,779.91 and 151,479.32 is: 227,226.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,502.35 : 795,779.91 = 151,479.32 : x
  2. Step 2: Convert to fraction form
    530,502.35/795,779.91 = 151,479.32/x
  3. Step 3: Cross multiply
    530,502.35x = 795,779.91 × 151,479.32
  4. Step 4: Simplify right side
    530,502.35x = 120,544,195,657.56
  5. Step 5: Solve for x
    x = 120,544,195,657.56/530,502.35
  6. Step 6: Final answer
    x = 227,226.51

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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.