Home / 725,866.51-1,088,683.12-227,230.51

Finding the Fourth Proportional to 725,866.51, 1,088,683.12 and 227,230.51

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Solution

The fourth proportional to 725,866.51, 1,088,683.12 and 227,230.51 is: 340,809.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,866.51 : 1,088,683.12 = 227,230.51 : x
  2. Step 2: Convert to fraction form
    725,866.51/1,088,683.12 = 227,230.51/x
  3. Step 3: Cross multiply
    725,866.51x = 1,088,683.12 × 227,230.51
  4. Step 4: Simplify right side
    725,866.51x = 247,382,020,585.99
  5. Step 5: Solve for x
    x = 247,382,020,585.99/725,866.51
  6. Step 6: Final answer
    x = 340,809.25

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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.