Home / 777,887.50-1,166,831.26-186,911.50

Finding the Fourth Proportional to 777,887.50, 1,166,831.26 and 186,911.50

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Solution

The fourth proportional to 777,887.50, 1,166,831.26 and 186,911.50 is: 280,367.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,887.50 : 1,166,831.26 = 186,911.50 : x
  2. Step 2: Convert to fraction form
    777,887.50/1,166,831.26 = 186,911.50/x
  3. Step 3: Cross multiply
    777,887.50x = 1,166,831.26 × 186,911.50
  4. Step 4: Simplify right side
    777,887.50x = 218,094,181,053.49
  5. Step 5: Solve for x
    x = 218,094,181,053.49/777,887.50
  6. Step 6: Final answer
    x = 280,367.25

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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.