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Finding the Fourth Proportional to 250,967.48, 346,392.26 and 143,596.71

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Solution

The fourth proportional to 250,967.48, 346,392.26 and 143,596.71 is: 198,196.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,967.48 : 346,392.26 = 143,596.71 : x
  2. Step 2: Convert to fraction form
    250,967.48/346,392.26 = 143,596.71/x
  3. Step 3: Cross multiply
    250,967.48x = 346,392.26 × 143,596.71
  4. Step 4: Simplify right side
    250,967.48x = 49,740,788,187.48
  5. Step 5: Solve for x
    x = 49,740,788,187.48/250,967.48
  6. Step 6: Final answer
    x = 198,196.15

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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.