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Finding the Fourth Proportional to 529,804.80, 794,639.43 and 174,730.77

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Solution

The fourth proportional to 529,804.80, 794,639.43 and 174,730.77 is: 262,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,804.80 : 794,639.43 = 174,730.77 : x
  2. Step 2: Convert to fraction form
    529,804.80/794,639.43 = 174,730.77/x
  3. Step 3: Cross multiply
    529,804.80x = 794,639.43 × 174,730.77
  4. Step 4: Simplify right side
    529,804.80x = 138,847,959,476.26
  5. Step 5: Solve for x
    x = 138,847,959,476.26/529,804.80
  6. Step 6: Final answer
    x = 262,073.80

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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.