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Finding the Fourth Proportional to 573,531.09, 860,298.03 and 174,174.90

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Solution

The fourth proportional to 573,531.09, 860,298.03 and 174,174.90 is: 261,262.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,531.09 : 860,298.03 = 174,174.90 : x
  2. Step 2: Convert to fraction form
    573,531.09/860,298.03 = 174,174.90/x
  3. Step 3: Cross multiply
    573,531.09x = 860,298.03 × 174,174.90
  4. Step 4: Simplify right side
    573,531.09x = 149,842,323,345.45
  5. Step 5: Solve for x
    x = 149,842,323,345.45/573,531.09
  6. Step 6: Final answer
    x = 261,262.77

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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.