Home / 445,920.37-615,194.93-254,831.24

Finding the Fourth Proportional to 445,920.37, 615,194.93 and 254,831.24

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Solution

The fourth proportional to 445,920.37, 615,194.93 and 254,831.24 is: 351,567.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,920.37 : 615,194.93 = 254,831.24 : x
  2. Step 2: Convert to fraction form
    445,920.37/615,194.93 = 254,831.24/x
  3. Step 3: Cross multiply
    445,920.37x = 615,194.93 × 254,831.24
  4. Step 4: Simplify right side
    445,920.37x = 156,770,885,579.46
  5. Step 5: Solve for x
    x = 156,770,885,579.46/445,920.37
  6. Step 6: Final answer
    x = 351,567.00

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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.