Home / 837,269.60-1,255,904.40-481,991.45

Finding the Fourth Proportional to 837,269.60, 1,255,904.40 and 481,991.45

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Solution

The fourth proportional to 837,269.60, 1,255,904.40 and 481,991.45 is: 722,987.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,269.60 : 1,255,904.40 = 481,991.45 : x
  2. Step 2: Convert to fraction form
    837,269.60/1,255,904.40 = 481,991.45/x
  3. Step 3: Cross multiply
    837,269.60x = 1,255,904.40 × 481,991.45
  4. Step 4: Simplify right side
    837,269.60x = 605,335,182,817.38
  5. Step 5: Solve for x
    x = 605,335,182,817.38/837,269.60
  6. Step 6: Final answer
    x = 722,987.18

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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.