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Finding the Fourth Proportional to 341,907.40, 471,831.78 and 191,004.40

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Solution

The fourth proportional to 341,907.40, 471,831.78 and 191,004.40 is: 263,585.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,907.40 : 471,831.78 = 191,004.40 : x
  2. Step 2: Convert to fraction form
    341,907.40/471,831.78 = 191,004.40/x
  3. Step 3: Cross multiply
    341,907.40x = 471,831.78 × 191,004.40
  4. Step 4: Simplify right side
    341,907.40x = 90,121,946,039.83
  5. Step 5: Solve for x
    x = 90,121,946,039.83/341,907.40
  6. Step 6: Final answer
    x = 263,585.83

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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.