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Finding the Fourth Proportional to 382,095.70, 573,143.55 and 329,607.70

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Solution

The fourth proportional to 382,095.70, 573,143.55 and 329,607.70 is: 494,411.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,095.70 : 573,143.55 = 329,607.70 : x
  2. Step 2: Convert to fraction form
    382,095.70/573,143.55 = 329,607.70/x
  3. Step 3: Cross multiply
    382,095.70x = 573,143.55 × 329,607.70
  4. Step 4: Simplify right side
    382,095.70x = 188,912,527,285.34
  5. Step 5: Solve for x
    x = 188,912,527,285.34/382,095.70
  6. Step 6: Final answer
    x = 494,411.55

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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.