Home / 740,796.36-1,022,304.42-401,267.04

Finding the Fourth Proportional to 740,796.36, 1,022,304.42 and 401,267.04

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Solution

The fourth proportional to 740,796.36, 1,022,304.42 and 401,267.04 is: 553,751.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,796.36 : 1,022,304.42 = 401,267.04 : x
  2. Step 2: Convert to fraction form
    740,796.36/1,022,304.42 = 401,267.04/x
  3. Step 3: Cross multiply
    740,796.36x = 1,022,304.42 × 401,267.04
  4. Step 4: Simplify right side
    740,796.36x = 410,217,068,592.32
  5. Step 5: Solve for x
    x = 410,217,068,592.32/740,796.36
  6. Step 6: Final answer
    x = 553,751.46

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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.