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Finding the Fourth Proportional to 573,479.02, 860,162.92 and 174,123.26

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Solution

The fourth proportional to 573,479.02, 860,162.92 and 174,123.26 is: 261,168.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,479.02 : 860,162.92 = 174,123.26 : x
  2. Step 2: Convert to fraction form
    573,479.02/860,162.92 = 174,123.26/x
  3. Step 3: Cross multiply
    573,479.02x = 860,162.92 × 174,123.26
  4. Step 4: Simplify right side
    573,479.02x = 149,774,371,761.52
  5. Step 5: Solve for x
    x = 149,774,371,761.52/573,479.02
  6. Step 6: Final answer
    x = 261,168.01

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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.