Home / 634,247.97-949,505.72-423,362.85

Finding the Fourth Proportional to 634,247.97, 949,505.72 and 423,362.85

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Solution

The fourth proportional to 634,247.97, 949,505.72 and 423,362.85 is: 633,798.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,247.97 : 949,505.72 = 423,362.85 : x
  2. Step 2: Convert to fraction form
    634,247.97/949,505.72 = 423,362.85/x
  3. Step 3: Cross multiply
    634,247.97x = 949,505.72 × 423,362.85
  4. Step 4: Simplify right side
    634,247.97x = 401,985,445,593.69
  5. Step 5: Solve for x
    x = 401,985,445,593.69/634,247.97
  6. Step 6: Final answer
    x = 633,798.55

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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.