Home / 445,935.66-615,388.06-241,981.40

Finding the Fourth Proportional to 445,935.66, 615,388.06 and 241,981.40

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Solution

The fourth proportional to 445,935.66, 615,388.06 and 241,981.40 is: 333,932.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,935.66 : 615,388.06 = 241,981.40 : x
  2. Step 2: Convert to fraction form
    445,935.66/615,388.06 = 241,981.40/x
  3. Step 3: Cross multiply
    445,935.66x = 615,388.06 × 241,981.40
  4. Step 4: Simplify right side
    445,935.66x = 148,912,464,302.08
  5. Step 5: Solve for x
    x = 148,912,464,302.08/445,935.66
  6. Step 6: Final answer
    x = 333,932.62

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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.