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Finding the Fourth Proportional to 1,203.93, 1,804.14 and 586.98

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Solution

The fourth proportional to 1,203.93, 1,804.14 and 586.98 is: 879.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203.93 : 1,804.14 = 586.98 : x
  2. Step 2: Convert to fraction form
    1,203.93/1,804.14 = 586.98/x
  3. Step 3: Cross multiply
    1,203.93x = 1,804.14 × 586.98
  4. Step 4: Simplify right side
    1,203.93x = 1,058,994.10
  5. Step 5: Solve for x
    x = 1,058,994.10/1,203.93
  6. Step 6: Final answer
    x = 879.61

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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.