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Finding the Fourth Proportional to 848.59, 1,273.19 and 293.34

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Solution

The fourth proportional to 848.59, 1,273.19 and 293.34 is: 440.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    848.59 : 1,273.19 = 293.34 : x
  2. Step 2: Convert to fraction form
    848.59/1,273.19 = 293.34/x
  3. Step 3: Cross multiply
    848.59x = 1,273.19 × 293.34
  4. Step 4: Simplify right side
    848.59x = 373,480.86
  5. Step 5: Solve for x
    x = 373,480.86/848.59
  6. Step 6: Final answer
    x = 440.12

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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.