Home / 262,466.10-393,333.16-198,371.63

Finding the Fourth Proportional to 262,466.10, 393,333.16 and 198,371.63

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Solution

The fourth proportional to 262,466.10, 393,333.16 and 198,371.63 is: 297,280.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,466.10 : 393,333.16 = 198,371.63 : x
  2. Step 2: Convert to fraction form
    262,466.10/393,333.16 = 198,371.63/x
  3. Step 3: Cross multiply
    262,466.10x = 393,333.16 × 198,371.63
  4. Step 4: Simplify right side
    262,466.10x = 78,026,140,082.25
  5. Step 5: Solve for x
    x = 78,026,140,082.25/262,466.10
  6. Step 6: Final answer
    x = 297,280.83

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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.