Home / 744,791.04-1,028,160-476,674.56

Finding the Fourth Proportional to 744,791.04, 1,028,160 and 476,674.56

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Solution

The fourth proportional to 744,791.04, 1,028,160 and 476,674.56 is: 658,033.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,791.04 : 1,028,160 = 476,674.56 : x
  2. Step 2: Convert to fraction form
    744,791.04/1,028,160 = 476,674.56/x
  3. Step 3: Cross multiply
    744,791.04x = 1,028,160 × 476,674.56
  4. Step 4: Simplify right side
    744,791.04x = 490,097,715,609.60
  5. Step 5: Solve for x
    x = 490,097,715,609.60/744,791.04
  6. Step 6: Final answer
    x = 658,033.85

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1.5x scale

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.