Home / 904,648.64-1,356,825.20-305,596.53

Finding the Fourth Proportional to 904,648.64, 1,356,825.20 and 305,596.53

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Solution

The fourth proportional to 904,648.64, 1,356,825.20 and 305,596.53 is: 458,344.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,648.64 : 1,356,825.20 = 305,596.53 : x
  2. Step 2: Convert to fraction form
    904,648.64/1,356,825.20 = 305,596.53/x
  3. Step 3: Cross multiply
    904,648.64x = 1,356,825.20 × 305,596.53
  4. Step 4: Simplify right side
    904,648.64x = 414,641,071,408.57
  5. Step 5: Solve for x
    x = 414,641,071,408.57/904,648.64
  6. Step 6: Final answer
    x = 458,344.88

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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.