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Finding the Fourth Proportional to 262,342.58, 391,467.79 and 234,068.27

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Solution

The fourth proportional to 262,342.58, 391,467.79 and 234,068.27 is: 349,276.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,342.58 : 391,467.79 = 234,068.27 : x
  2. Step 2: Convert to fraction form
    262,342.58/391,467.79 = 234,068.27/x
  3. Step 3: Cross multiply
    262,342.58x = 391,467.79 × 234,068.27
  4. Step 4: Simplify right side
    262,342.58x = 91,630,188,366.02
  5. Step 5: Solve for x
    x = 91,630,188,366.02/262,342.58
  6. Step 6: Final answer
    x = 349,276.84

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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.