Home / 751,361.64-1,036,985.28-464,973.96

Finding the Fourth Proportional to 751,361.64, 1,036,985.28 and 464,973.96

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Solution

The fourth proportional to 751,361.64, 1,036,985.28 and 464,973.96 is: 641,729.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,361.64 : 1,036,985.28 = 464,973.96 : x
  2. Step 2: Convert to fraction form
    751,361.64/1,036,985.28 = 464,973.96/x
  3. Step 3: Cross multiply
    751,361.64x = 1,036,985.28 × 464,973.96
  4. Step 4: Simplify right side
    751,361.64x = 482,171,152,103.31
  5. Step 5: Solve for x
    x = 482,171,152,103.31/751,361.64
  6. Step 6: Final answer
    x = 641,729.80

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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.