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Finding the Fourth Proportional to 573,190.58, 790,169.28 and 400,572.60

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Solution

The fourth proportional to 573,190.58, 790,169.28 and 400,572.60 is: 552,207.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,190.58 : 790,169.28 = 400,572.60 : x
  2. Step 2: Convert to fraction form
    573,190.58/790,169.28 = 400,572.60/x
  3. Step 3: Cross multiply
    573,190.58x = 790,169.28 × 400,572.60
  4. Step 4: Simplify right side
    573,190.58x = 316,520,162,929.73
  5. Step 5: Solve for x
    x = 316,520,162,929.73/573,190.58
  6. Step 6: Final answer
    x = 552,207.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.