Home / 726,051.60-1,090,243.80-548,758.80

Finding the Fourth Proportional to 726,051.60, 1,090,243.80 and 548,758.80

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Solution

The fourth proportional to 726,051.60, 1,090,243.80 and 548,758.80 is: 824,019.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,051.60 : 1,090,243.80 = 548,758.80 : x
  2. Step 2: Convert to fraction form
    726,051.60/1,090,243.80 = 548,758.80/x
  3. Step 3: Cross multiply
    726,051.60x = 1,090,243.80 × 548,758.80
  4. Step 4: Simplify right side
    726,051.60x = 598,280,879,395.44
  5. Step 5: Solve for x
    x = 598,280,879,395.44/726,051.60
  6. Step 6: Final answer
    x = 824,019.78

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1.5x scale

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.