Home / 351,848.32-485,548.76-190,701.66

Finding the Fourth Proportional to 351,848.32, 485,548.76 and 190,701.66

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Solution

The fourth proportional to 351,848.32, 485,548.76 and 190,701.66 is: 263,167.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,848.32 : 485,548.76 = 190,701.66 : x
  2. Step 2: Convert to fraction form
    351,848.32/485,548.76 = 190,701.66/x
  3. Step 3: Cross multiply
    351,848.32x = 485,548.76 × 190,701.66
  4. Step 4: Simplify right side
    351,848.32x = 92,594,954,542.94
  5. Step 5: Solve for x
    x = 92,594,954,542.94/351,848.32
  6. Step 6: Final answer
    x = 263,167.25

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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.