Home / 351,312.42-484,812.60-190,167.39

Finding the Fourth Proportional to 351,312.42, 484,812.60 and 190,167.39

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Solution

The fourth proportional to 351,312.42, 484,812.60 and 190,167.39 is: 262,431.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,312.42 : 484,812.60 = 190,167.39 : x
  2. Step 2: Convert to fraction form
    351,312.42/484,812.60 = 190,167.39/x
  3. Step 3: Cross multiply
    351,312.42x = 484,812.60 × 190,167.39
  4. Step 4: Simplify right side
    351,312.42x = 92,195,546,781.11
  5. Step 5: Solve for x
    x = 92,195,546,781.11/351,312.42
  6. Step 6: Final answer
    x = 262,431.79

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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.