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Finding the Fourth Proportional to 434,684.41, 651,956.64 and 119,067.55

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Solution

The fourth proportional to 434,684.41, 651,956.64 and 119,067.55 is: 178,582.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,684.41 : 651,956.64 = 119,067.55 : x
  2. Step 2: Convert to fraction form
    434,684.41/651,956.64 = 119,067.55/x
  3. Step 3: Cross multiply
    434,684.41x = 651,956.64 × 119,067.55
  4. Step 4: Simplify right side
    434,684.41x = 77,626,879,831.03
  5. Step 5: Solve for x
    x = 77,626,879,831.03/434,684.41
  6. Step 6: Final answer
    x = 178,582.16

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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.