Home / 445,865.79-615,293.94-241,916.66

Finding the Fourth Proportional to 445,865.79, 615,293.94 and 241,916.66

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Solution

The fourth proportional to 445,865.79, 615,293.94 and 241,916.66 is: 333,844.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,865.79 : 615,293.94 = 241,916.66 : x
  2. Step 2: Convert to fraction form
    445,865.79/615,293.94 = 241,916.66/x
  3. Step 3: Cross multiply
    445,865.79x = 615,293.94 × 241,916.66
  4. Step 4: Simplify right side
    445,865.79x = 148,849,855,924.04
  5. Step 5: Solve for x
    x = 148,849,855,924.04/445,865.79
  6. Step 6: Final answer
    x = 333,844.53

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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.