Home / 958,543.20-1,438,018.92-284,626.44

Finding the Fourth Proportional to 958,543.20, 1,438,018.92 and 284,626.44

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Solution

The fourth proportional to 958,543.20, 1,438,018.92 and 284,626.44 is: 427,000.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,543.20 : 1,438,018.92 = 284,626.44 : x
  2. Step 2: Convert to fraction form
    958,543.20/1,438,018.92 = 284,626.44/x
  3. Step 3: Cross multiply
    958,543.20x = 1,438,018.92 × 284,626.44
  4. Step 4: Simplify right side
    958,543.20x = 409,298,205,852.25
  5. Step 5: Solve for x
    x = 409,298,205,852.25/958,543.20
  6. Step 6: Final answer
    x = 427,000.27

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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.