Home / 334,376.40-461,439.38-191,139.52

Finding the Fourth Proportional to 334,376.40, 461,439.38 and 191,139.52

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Solution

The fourth proportional to 334,376.40, 461,439.38 and 191,139.52 is: 263,772.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,376.40 : 461,439.38 = 191,139.52 : x
  2. Step 2: Convert to fraction form
    334,376.40/461,439.38 = 191,139.52/x
  3. Step 3: Cross multiply
    334,376.40x = 461,439.38 × 191,139.52
  4. Step 4: Simplify right side
    334,376.40x = 88,199,301,602.30
  5. Step 5: Solve for x
    x = 88,199,301,602.30/334,376.40
  6. Step 6: Final answer
    x = 263,772.51

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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.