Home / 382,888.35-528,377.18-239,727.33

Finding the Fourth Proportional to 382,888.35, 528,377.18 and 239,727.33

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Solution

The fourth proportional to 382,888.35, 528,377.18 and 239,727.33 is: 330,818.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,888.35 : 528,377.18 = 239,727.33 : x
  2. Step 2: Convert to fraction form
    382,888.35/528,377.18 = 239,727.33/x
  3. Step 3: Cross multiply
    382,888.35x = 528,377.18 × 239,727.33
  4. Step 4: Simplify right side
    382,888.35x = 126,666,449,395.69
  5. Step 5: Solve for x
    x = 126,666,449,395.69/382,888.35
  6. Step 6: Final answer
    x = 330,818.24

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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.