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Finding the Fourth Proportional to 1,703.94, 2,353.77 and 1,444.74

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Solution

The fourth proportional to 1,703.94, 2,353.77 and 1,444.74 is: 1,995.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703.94 : 2,353.77 = 1,444.74 : x
  2. Step 2: Convert to fraction form
    1,703.94/2,353.77 = 1,444.74/x
  3. Step 3: Cross multiply
    1,703.94x = 2,353.77 × 1,444.74
  4. Step 4: Simplify right side
    1,703.94x = 3,400,585.67
  5. Step 5: Solve for x
    x = 3,400,585.67/1,703.94
  6. Step 6: Final answer
    x = 1,995.72

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1.5x scale

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.