Home / 653,990.10-902,529.18-367,504.44

Finding the Fourth Proportional to 653,990.10, 902,529.18 and 367,504.44

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Solution

The fourth proportional to 653,990.10, 902,529.18 and 367,504.44 is: 507,168.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,990.10 : 902,529.18 = 367,504.44 : x
  2. Step 2: Convert to fraction form
    653,990.10/902,529.18 = 367,504.44/x
  3. Step 3: Cross multiply
    653,990.10x = 902,529.18 × 367,504.44
  4. Step 4: Simplify right side
    653,990.10x = 331,683,480,879.56
  5. Step 5: Solve for x
    x = 331,683,480,879.56/653,990.10
  6. Step 6: Final answer
    x = 507,168.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.