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Finding the Fourth Proportional to 1,062.95, 1,594.41 and 293.45

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Solution

The fourth proportional to 1,062.95, 1,594.41 and 293.45 is: 440.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062.95 : 1,594.41 = 293.45 : x
  2. Step 2: Convert to fraction form
    1,062.95/1,594.41 = 293.45/x
  3. Step 3: Cross multiply
    1,062.95x = 1,594.41 × 293.45
  4. Step 4: Simplify right side
    1,062.95x = 467,871.64
  5. Step 5: Solve for x
    x = 467,871.64/1,062.95
  6. Step 6: Final answer
    x = 440.17

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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.