Home / 353,822.40-530,733.60-227,851.20

Finding the Fourth Proportional to 353,822.40, 530,733.60 and 227,851.20

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Solution

The fourth proportional to 353,822.40, 530,733.60 and 227,851.20 is: 341,776.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,822.40 : 530,733.60 = 227,851.20 : x
  2. Step 2: Convert to fraction form
    353,822.40/530,733.60 = 227,851.20/x
  3. Step 3: Cross multiply
    353,822.40x = 530,733.60 × 227,851.20
  4. Step 4: Simplify right side
    353,822.40x = 120,928,287,640.32
  5. Step 5: Solve for x
    x = 120,928,287,640.32/353,822.40
  6. Step 6: Final answer
    x = 341,776.80

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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.