Home / 262,045.20-361,637.22-198,272.28

Finding the Fourth Proportional to 262,045.20, 361,637.22 and 198,272.28

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Solution

The fourth proportional to 262,045.20, 361,637.22 and 198,272.28 is: 273,626.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,045.20 : 361,637.22 = 198,272.28 : x
  2. Step 2: Convert to fraction form
    262,045.20/361,637.22 = 198,272.28/x
  3. Step 3: Cross multiply
    262,045.20x = 361,637.22 × 198,272.28
  4. Step 4: Simplify right side
    262,045.20x = 71,702,636,142.26
  5. Step 5: Solve for x
    x = 71,702,636,142.26/262,045.20
  6. Step 6: Final answer
    x = 273,626.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.