Home / 726,838.33-1,090,421.55-240,519.23

Finding the Fourth Proportional to 726,838.33, 1,090,421.55 and 240,519.23

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Solution

The fourth proportional to 726,838.33, 1,090,421.55 and 240,519.23 is: 360,833.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,838.33 : 1,090,421.55 = 240,519.23 : x
  2. Step 2: Convert to fraction form
    726,838.33/1,090,421.55 = 240,519.23/x
  3. Step 3: Cross multiply
    726,838.33x = 1,090,421.55 × 240,519.23
  4. Step 4: Simplify right side
    726,838.33x = 262,267,350,669.35
  5. Step 5: Solve for x
    x = 262,267,350,669.35/726,838.33
  6. Step 6: Final answer
    x = 360,833.13

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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.