Home / 334,515.17-461,630.75-189,318.29

Finding the Fourth Proportional to 334,515.17, 461,630.75 and 189,318.29

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Solution

The fourth proportional to 334,515.17, 461,630.75 and 189,318.29 is: 261,259.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,515.17 : 461,630.75 = 189,318.29 : x
  2. Step 2: Convert to fraction form
    334,515.17/461,630.75 = 189,318.29/x
  3. Step 3: Cross multiply
    334,515.17x = 461,630.75 × 189,318.29
  4. Step 4: Simplify right side
    334,515.17x = 87,395,140,946.67
  5. Step 5: Solve for x
    x = 87,395,140,946.67/334,515.17
  6. Step 6: Final answer
    x = 261,259.12

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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.