Home / 351,436.54-484,982.63-190,291.66

Finding the Fourth Proportional to 351,436.54, 484,982.63 and 190,291.66

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Solution

The fourth proportional to 351,436.54, 484,982.63 and 190,291.66 is: 262,602.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,436.54 : 484,982.63 = 190,291.66 : x
  2. Step 2: Convert to fraction form
    351,436.54/484,982.63 = 190,291.66/x
  3. Step 3: Cross multiply
    351,436.54x = 484,982.63 × 190,291.66
  4. Step 4: Simplify right side
    351,436.54x = 92,288,149,733.87
  5. Step 5: Solve for x
    x = 92,288,149,733.87/351,436.54
  6. Step 6: Final answer
    x = 262,602.60

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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.