Home / 334,555.31-461,626.80-189,360.38

Finding the Fourth Proportional to 334,555.31, 461,626.80 and 189,360.38

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Solution

The fourth proportional to 334,555.31, 461,626.80 and 189,360.38 is: 261,283.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,555.31 : 461,626.80 = 189,360.38 : x
  2. Step 2: Convert to fraction form
    334,555.31/461,626.80 = 189,360.38/x
  3. Step 3: Cross multiply
    334,555.31x = 461,626.80 × 189,360.38
  4. Step 4: Simplify right side
    334,555.31x = 87,413,826,710.15
  5. Step 5: Solve for x
    x = 87,413,826,710.15/334,555.31
  6. Step 6: Final answer
    x = 261,283.63

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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.