Home / 371,261.20-557,037.60-146,583.40

Finding the Fourth Proportional to 371,261.20, 557,037.60 and 146,583.40

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Solution

The fourth proportional to 371,261.20, 557,037.60 and 146,583.40 is: 219,932.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,261.20 : 557,037.60 = 146,583.40 : x
  2. Step 2: Convert to fraction form
    371,261.20/557,037.60 = 146,583.40/x
  3. Step 3: Cross multiply
    371,261.20x = 557,037.60 × 146,583.40
  4. Step 4: Simplify right side
    371,261.20x = 81,652,465,335.84
  5. Step 5: Solve for x
    x = 81,652,465,335.84/371,261.20
  6. Step 6: Final answer
    x = 219,932.67

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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.