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Finding the Fourth Proportional to 573,184.31, 791,803.82 and 459,219.74

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Solution

The fourth proportional to 573,184.31, 791,803.82 and 459,219.74 is: 634,371.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,184.31 : 791,803.82 = 459,219.74 : x
  2. Step 2: Convert to fraction form
    573,184.31/791,803.82 = 459,219.74/x
  3. Step 3: Cross multiply
    573,184.31x = 791,803.82 × 459,219.74
  4. Step 4: Simplify right side
    573,184.31x = 363,611,941,540.44
  5. Step 5: Solve for x
    x = 363,611,941,540.44/573,184.31
  6. Step 6: Final answer
    x = 634,371.77

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Why These Related Problems?

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