Home / 295,966.53-408,434.64-188,513.55

Finding the Fourth Proportional to 295,966.53, 408,434.64 and 188,513.55

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Solution

The fourth proportional to 295,966.53, 408,434.64 and 188,513.55 is: 260,149.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,966.53 : 408,434.64 = 188,513.55 : x
  2. Step 2: Convert to fraction form
    295,966.53/408,434.64 = 188,513.55/x
  3. Step 3: Cross multiply
    295,966.53x = 408,434.64 × 188,513.55
  4. Step 4: Simplify right side
    295,966.53x = 76,995,463,929.37
  5. Step 5: Solve for x
    x = 76,995,463,929.37/295,966.53
  6. Step 6: Final answer
    x = 260,149.23

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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.