Home / 341,831.07-471,736.41-188,879.10

Finding the Fourth Proportional to 341,831.07, 471,736.41 and 188,879.10

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Solution

The fourth proportional to 341,831.07, 471,736.41 and 188,879.10 is: 260,658.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,831.07 : 471,736.41 = 188,879.10 : x
  2. Step 2: Convert to fraction form
    341,831.07/471,736.41 = 188,879.10/x
  3. Step 3: Cross multiply
    341,831.07x = 471,736.41 × 188,879.10
  4. Step 4: Simplify right side
    341,831.07x = 89,101,148,558.03
  5. Step 5: Solve for x
    x = 89,101,148,558.03/341,831.07
  6. Step 6: Final answer
    x = 260,658.43

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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.