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Finding the Fourth Proportional to 262,651.55, 362,472.71 and 160,645.01

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Solution

The fourth proportional to 262,651.55, 362,472.71 and 160,645.01 is: 221,698.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,651.55 : 362,472.71 = 160,645.01 : x
  2. Step 2: Convert to fraction form
    262,651.55/362,472.71 = 160,645.01/x
  3. Step 3: Cross multiply
    262,651.55x = 362,472.71 × 160,645.01
  4. Step 4: Simplify right side
    262,651.55x = 58,229,429,507.09
  5. Step 5: Solve for x
    x = 58,229,429,507.09/262,651.55
  6. Step 6: Final answer
    x = 221,698.41

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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.