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Finding the Fourth Proportional to 1,852.77, 2,776.06 and 1,303.79

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Solution

The fourth proportional to 1,852.77, 2,776.06 and 1,303.79 is: 1,953.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.77 : 2,776.06 = 1,303.79 : x
  2. Step 2: Convert to fraction form
    1,852.77/2,776.06 = 1,303.79/x
  3. Step 3: Cross multiply
    1,852.77x = 2,776.06 × 1,303.79
  4. Step 4: Simplify right side
    1,852.77x = 3,619,406.21
  5. Step 5: Solve for x
    x = 3,619,406.21/1,852.77
  6. Step 6: Final answer
    x = 1,953.52

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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.