Home / 719,208.24-1,078,831.80-186,717.48

Finding the Fourth Proportional to 719,208.24, 1,078,831.80 and 186,717.48

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Solution

The fourth proportional to 719,208.24, 1,078,831.80 and 186,717.48 is: 280,081.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,208.24 : 1,078,831.80 = 186,717.48 : x
  2. Step 2: Convert to fraction form
    719,208.24/1,078,831.80 = 186,717.48/x
  3. Step 3: Cross multiply
    719,208.24x = 1,078,831.80 × 186,717.48
  4. Step 4: Simplify right side
    719,208.24x = 201,436,755,039.86
  5. Step 5: Solve for x
    x = 201,436,755,039.86/719,208.24
  6. Step 6: Final answer
    x = 280,081.27

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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.