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Finding the Fourth Proportional to 382,337.97, 573,601.29 and 190,303.89

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Solution

The fourth proportional to 382,337.97, 573,601.29 and 190,303.89 is: 285,502.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,337.97 : 573,601.29 = 190,303.89 : x
  2. Step 2: Convert to fraction form
    382,337.97/573,601.29 = 190,303.89/x
  3. Step 3: Cross multiply
    382,337.97x = 573,601.29 × 190,303.89
  4. Step 4: Simplify right side
    382,337.97x = 109,158,556,796.02
  5. Step 5: Solve for x
    x = 109,158,556,796.02/382,337.97
  6. Step 6: Final answer
    x = 285,502.79

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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.