Home / 334,560.30-501,674.40-121,319.70

Finding the Fourth Proportional to 334,560.30, 501,674.40 and 121,319.70

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Solution

The fourth proportional to 334,560.30, 501,674.40 and 121,319.70 is: 181,919.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,560.30 : 501,674.40 = 121,319.70 : x
  2. Step 2: Convert to fraction form
    334,560.30/501,674.40 = 121,319.70/x
  3. Step 3: Cross multiply
    334,560.30x = 501,674.40 × 121,319.70
  4. Step 4: Simplify right side
    334,560.30x = 60,862,987,705.68
  5. Step 5: Solve for x
    x = 60,862,987,705.68/334,560.30
  6. Step 6: Final answer
    x = 181,919.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.