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Finding the Fourth Proportional to 382,169.60, 573,254.40 and 293,868.80

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Solution

The fourth proportional to 382,169.60, 573,254.40 and 293,868.80 is: 440,803.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,169.60 : 573,254.40 = 293,868.80 : x
  2. Step 2: Convert to fraction form
    382,169.60/573,254.40 = 293,868.80/x
  3. Step 3: Cross multiply
    382,169.60x = 573,254.40 × 293,868.80
  4. Step 4: Simplify right side
    382,169.60x = 168,461,582,622.72
  5. Step 5: Solve for x
    x = 168,461,582,622.72/382,169.60
  6. Step 6: Final answer
    x = 440,803.20

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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.