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Finding the Fourth Proportional to 293,925.52, 405,638.22 and 169,783.84

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Solution

The fourth proportional to 293,925.52, 405,638.22 and 169,783.84 is: 234,313.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,925.52 : 405,638.22 = 169,783.84 : x
  2. Step 2: Convert to fraction form
    293,925.52/405,638.22 = 169,783.84/x
  3. Step 3: Cross multiply
    293,925.52x = 405,638.22 × 169,783.84
  4. Step 4: Simplify right side
    293,925.52x = 68,870,814,642.36
  5. Step 5: Solve for x
    x = 68,870,814,642.36/293,925.52
  6. Step 6: Final answer
    x = 234,313.83

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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.