Home / 323,733.20-485,599.80-245,001.20

Finding the Fourth Proportional to 323,733.20, 485,599.80 and 245,001.20

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Solution

The fourth proportional to 323,733.20, 485,599.80 and 245,001.20 is: 367,501.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,733.20 : 485,599.80 = 245,001.20 : x
  2. Step 2: Convert to fraction form
    323,733.20/485,599.80 = 245,001.20/x
  3. Step 3: Cross multiply
    323,733.20x = 485,599.80 × 245,001.20
  4. Step 4: Simplify right side
    323,733.20x = 118,972,533,719.76
  5. Step 5: Solve for x
    x = 118,972,533,719.76/323,733.20
  6. Step 6: Final answer
    x = 367,501.80

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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.