Home / 633,961.40-950,942.10-410,012.60

Finding the Fourth Proportional to 633,961.40, 950,942.10 and 410,012.60

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Solution

The fourth proportional to 633,961.40, 950,942.10 and 410,012.60 is: 615,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,961.40 : 950,942.10 = 410,012.60 : x
  2. Step 2: Convert to fraction form
    633,961.40/950,942.10 = 410,012.60/x
  3. Step 3: Cross multiply
    633,961.40x = 950,942.10 × 410,012.60
  4. Step 4: Simplify right side
    633,961.40x = 389,898,242,870.46
  5. Step 5: Solve for x
    x = 389,898,242,870.46/633,961.40
  6. Step 6: Final answer
    x = 615,018.90

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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.