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Finding the Fourth Proportional to 9,444,831.90, 13,247,958.90 and 9,444,831.90

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Solution

The fourth proportional to 9,444,831.90, 13,247,958.90 and 9,444,831.90 is: 13,247,958.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,444,831.90 : 13,247,958.90 = 9,444,831.90 : x
  2. Step 2: Convert to fraction form
    9,444,831.90/13,247,958.90 = 9,444,831.90/x
  3. Step 3: Cross multiply
    9,444,831.90x = 13,247,958.90 × 9,444,831.90
  4. Step 4: Simplify right side
    9,444,831.90x = 125,124,744,828,608.92
  5. Step 5: Solve for x
    x = 125,124,744,828,608.92/9,444,831.90
  6. Step 6: Final answer
    x = 13,247,958.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.