Home / 352,035.40-528,053.91-247,321.84

Finding the Fourth Proportional to 352,035.40, 528,053.91 and 247,321.84

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Solution

The fourth proportional to 352,035.40, 528,053.91 and 247,321.84 is: 370,983.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,035.40 : 528,053.91 = 247,321.84 : x
  2. Step 2: Convert to fraction form
    352,035.40/528,053.91 = 247,321.84/x
  3. Step 3: Cross multiply
    352,035.40x = 528,053.91 × 247,321.84
  4. Step 4: Simplify right side
    352,035.40x = 130,599,264,640.39
  5. Step 5: Solve for x
    x = 130,599,264,640.39/352,035.40
  6. Step 6: Final answer
    x = 370,983.33

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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.