Home / 445,914.94-615,363.06-254,932.46

Finding the Fourth Proportional to 445,914.94, 615,363.06 and 254,932.46

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Solution

The fourth proportional to 445,914.94, 615,363.06 and 254,932.46 is: 351,807.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,914.94 : 615,363.06 = 254,932.46 : x
  2. Step 2: Convert to fraction form
    445,914.94/615,363.06 = 254,932.46/x
  3. Step 3: Cross multiply
    445,914.94x = 615,363.06 × 254,932.46
  4. Step 4: Simplify right side
    445,914.94x = 156,876,018,678.93
  5. Step 5: Solve for x
    x = 156,876,018,678.93/445,914.94
  6. Step 6: Final answer
    x = 351,807.05

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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.