Home / 406,508.32-609,516.22-181,826.88

Finding the Fourth Proportional to 406,508.32, 609,516.22 and 181,826.88

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Solution

The fourth proportional to 406,508.32, 609,516.22 and 181,826.88 is: 272,630.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,508.32 : 609,516.22 = 181,826.88 : x
  2. Step 2: Convert to fraction form
    406,508.32/609,516.22 = 181,826.88/x
  3. Step 3: Cross multiply
    406,508.32x = 609,516.22 × 181,826.88
  4. Step 4: Simplify right side
    406,508.32x = 110,826,432,591.99
  5. Step 5: Solve for x
    x = 110,826,432,591.99/406,508.32
  6. Step 6: Final answer
    x = 272,630.17

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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.