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Finding the Fourth Proportional to 293,994.73, 405,886.65 and 185,192.34

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Solution

The fourth proportional to 293,994.73, 405,886.65 and 185,192.34 is: 255,674.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,994.73 : 405,886.65 = 185,192.34 : x
  2. Step 2: Convert to fraction form
    293,994.73/405,886.65 = 185,192.34/x
  3. Step 3: Cross multiply
    293,994.73x = 405,886.65 × 185,192.34
  4. Step 4: Simplify right side
    293,994.73x = 75,167,095,532.87
  5. Step 5: Solve for x
    x = 75,167,095,532.87/293,994.73
  6. Step 6: Final answer
    x = 255,674.98

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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.