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Finding the Fourth Proportional to 1,773.63, 2,445.80 and 1,525.77

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Solution

The fourth proportional to 1,773.63, 2,445.80 and 1,525.77 is: 2,104.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773.63 : 2,445.80 = 1,525.77 : x
  2. Step 2: Convert to fraction form
    1,773.63/2,445.80 = 1,525.77/x
  3. Step 3: Cross multiply
    1,773.63x = 2,445.80 × 1,525.77
  4. Step 4: Simplify right side
    1,773.63x = 3,731,720.64
  5. Step 5: Solve for x
    x = 3,731,720.64/1,773.63
  6. Step 6: Final answer
    x = 2,104.00

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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.