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Finding the Fourth Proportional to 176,578.98, 263,205.01 and 162,407.22

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Solution

The fourth proportional to 176,578.98, 263,205.01 and 162,407.22 is: 242,080.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,578.98 : 263,205.01 = 162,407.22 : x
  2. Step 2: Convert to fraction form
    176,578.98/263,205.01 = 162,407.22/x
  3. Step 3: Cross multiply
    176,578.98x = 263,205.01 × 162,407.22
  4. Step 4: Simplify right side
    176,578.98x = 42,746,393,964.17
  5. Step 5: Solve for x
    x = 42,746,393,964.17/176,578.98
  6. Step 6: Final answer
    x = 242,080.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.