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Finding the Fourth Proportional to 262,262.55, 361,728.59 and 180,616.73

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Solution

The fourth proportional to 262,262.55, 361,728.59 and 180,616.73 is: 249,117.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,262.55 : 361,728.59 = 180,616.73 : x
  2. Step 2: Convert to fraction form
    262,262.55/361,728.59 = 180,616.73/x
  3. Step 3: Cross multiply
    262,262.55x = 361,728.59 × 180,616.73
  4. Step 4: Simplify right side
    262,262.55x = 65,334,232,361.58
  5. Step 5: Solve for x
    x = 65,334,232,361.58/262,262.55
  6. Step 6: Final answer
    x = 249,117.66

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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.