Home / 445,941.18-615,395.66-241,986.92

Finding the Fourth Proportional to 445,941.18, 615,395.66 and 241,986.92

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Solution

The fourth proportional to 445,941.18, 615,395.66 and 241,986.92 is: 333,940.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,941.18 : 615,395.66 = 241,986.92 : x
  2. Step 2: Convert to fraction form
    445,941.18/615,395.66 = 241,986.92/x
  3. Step 3: Cross multiply
    445,941.18x = 615,395.66 × 241,986.92
  4. Step 4: Simplify right side
    445,941.18x = 148,917,696,057.85
  5. Step 5: Solve for x
    x = 148,917,696,057.85/445,941.18
  6. Step 6: Final answer
    x = 333,940.22

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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.