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Finding the Fourth Proportional to 382,653.45, 573,989.67 and 182,994.93

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Solution

The fourth proportional to 382,653.45, 573,989.67 and 182,994.93 is: 274,496.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,653.45 : 573,989.67 = 182,994.93 : x
  2. Step 2: Convert to fraction form
    382,653.45/573,989.67 = 182,994.93/x
  3. Step 3: Cross multiply
    382,653.45x = 573,989.67 × 182,994.93
  4. Step 4: Simplify right side
    382,653.45x = 105,037,199,482.37
  5. Step 5: Solve for x
    x = 105,037,199,482.37/382,653.45
  6. Step 6: Final answer
    x = 274,496.94

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.