Home / 352,982.39-487,118.81-191,837.55

Finding the Fourth Proportional to 352,982.39, 487,118.81 and 191,837.55

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Solution

The fourth proportional to 352,982.39, 487,118.81 and 191,837.55 is: 264,737.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,982.39 : 487,118.81 = 191,837.55 : x
  2. Step 2: Convert to fraction form
    352,982.39/487,118.81 = 191,837.55/x
  3. Step 3: Cross multiply
    352,982.39x = 487,118.81 × 191,837.55
  4. Step 4: Simplify right side
    352,982.39x = 93,447,678,110.13
  5. Step 5: Solve for x
    x = 93,447,678,110.13/352,982.39
  6. Step 6: Final answer
    x = 264,737.51

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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.