Home / 369,597.48-510,043.38-199,831.56

Finding the Fourth Proportional to 369,597.48, 510,043.38 and 199,831.56

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Solution

The fourth proportional to 369,597.48, 510,043.38 and 199,831.56 is: 275,766.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,597.48 : 510,043.38 = 199,831.56 : x
  2. Step 2: Convert to fraction form
    369,597.48/510,043.38 = 199,831.56/x
  3. Step 3: Cross multiply
    369,597.48x = 510,043.38 × 199,831.56
  4. Step 4: Simplify right side
    369,597.48x = 101,922,764,293.07
  5. Step 5: Solve for x
    x = 101,922,764,293.07/369,597.48
  6. Step 6: Final answer
    x = 275,766.94

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1.5x scale

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.