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Finding the Fourth Proportional to 382,035.80, 573,053.70 and 349,376.60

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Solution

The fourth proportional to 382,035.80, 573,053.70 and 349,376.60 is: 524,064.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,035.80 : 573,053.70 = 349,376.60 : x
  2. Step 2: Convert to fraction form
    382,035.80/573,053.70 = 349,376.60/x
  3. Step 3: Cross multiply
    382,035.80x = 573,053.70 × 349,376.60
  4. Step 4: Simplify right side
    382,035.80x = 200,211,553,323.42
  5. Step 5: Solve for x
    x = 200,211,553,323.42/382,035.80
  6. Step 6: Final answer
    x = 524,064.90

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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.