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Finding the Fourth Proportional to 595,969.20, 894,990.60 and 316,033.20

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Solution

The fourth proportional to 595,969.20, 894,990.60 and 316,033.20 is: 474,599.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,969.20 : 894,990.60 = 316,033.20 : x
  2. Step 2: Convert to fraction form
    595,969.20/894,990.60 = 316,033.20/x
  3. Step 3: Cross multiply
    595,969.20x = 894,990.60 × 316,033.20
  4. Step 4: Simplify right side
    595,969.20x = 282,846,743,287.92
  5. Step 5: Solve for x
    x = 282,846,743,287.92/595,969.20
  6. Step 6: Final answer
    x = 474,599.60

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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.