Home / 445,949.40-615,407.04-241,995.12

Finding the Fourth Proportional to 445,949.40, 615,407.04 and 241,995.12

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Solution

The fourth proportional to 445,949.40, 615,407.04 and 241,995.12 is: 333,951.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,949.40 : 615,407.04 = 241,995.12 : x
  2. Step 2: Convert to fraction form
    445,949.40/615,407.04 = 241,995.12/x
  3. Step 3: Cross multiply
    445,949.40x = 615,407.04 × 241,995.12
  4. Step 4: Simplify right side
    445,949.40x = 148,925,500,493.65
  5. Step 5: Solve for x
    x = 148,925,500,493.65/445,949.40
  6. Step 6: Final answer
    x = 333,951.57

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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.