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Finding the Fourth Proportional to 1,859.77, 2,566.53 and 1,052.16

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Solution

The fourth proportional to 1,859.77, 2,566.53 and 1,052.16 is: 1,452.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859.77 : 2,566.53 = 1,052.16 : x
  2. Step 2: Convert to fraction form
    1,859.77/2,566.53 = 1,052.16/x
  3. Step 3: Cross multiply
    1,859.77x = 2,566.53 × 1,052.16
  4. Step 4: Simplify right side
    1,859.77x = 2,700,394.94
  5. Step 5: Solve for x
    x = 2,700,394.94/1,859.77
  6. Step 6: Final answer
    x = 1,452.00

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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.