Home / 665,384.40-998,076.60-222,152.40

Finding the Fourth Proportional to 665,384.40, 998,076.60 and 222,152.40

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Solution

The fourth proportional to 665,384.40, 998,076.60 and 222,152.40 is: 333,228.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,384.40 : 998,076.60 = 222,152.40 : x
  2. Step 2: Convert to fraction form
    665,384.40/998,076.60 = 222,152.40/x
  3. Step 3: Cross multiply
    665,384.40x = 998,076.60 × 222,152.40
  4. Step 4: Simplify right side
    665,384.40x = 221,725,112,073.84
  5. Step 5: Solve for x
    x = 221,725,112,073.84/665,384.40
  6. Step 6: Final answer
    x = 333,228.60

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.