Home / 988,104.60-1,363,584.60-535,395.60

Finding the Fourth Proportional to 988,104.60, 1,363,584.60 and 535,395.60

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Solution

The fourth proportional to 988,104.60, 1,363,584.60 and 535,395.60 is: 738,846.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,104.60 : 1,363,584.60 = 535,395.60 : x
  2. Step 2: Convert to fraction form
    988,104.60/1,363,584.60 = 535,395.60/x
  3. Step 3: Cross multiply
    988,104.60x = 1,363,584.60 × 535,395.60
  4. Step 4: Simplify right side
    988,104.60x = 730,057,195,067.76
  5. Step 5: Solve for x
    x = 730,057,195,067.76/988,104.60
  6. Step 6: Final answer
    x = 738,846.06

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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.