Home / 351,592.06-485,196.82-190,446.74

Finding the Fourth Proportional to 351,592.06, 485,196.82 and 190,446.74

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Solution

The fourth proportional to 351,592.06, 485,196.82 and 190,446.74 is: 262,816.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,592.06 : 485,196.82 = 190,446.74 : x
  2. Step 2: Convert to fraction form
    351,592.06/485,196.82 = 190,446.74/x
  3. Step 3: Cross multiply
    351,592.06x = 485,196.82 × 190,446.74
  4. Step 4: Simplify right side
    351,592.06x = 92,404,152,627.37
  5. Step 5: Solve for x
    x = 92,404,152,627.37/351,592.06
  6. Step 6: Final answer
    x = 262,816.38

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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.