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Finding the Fourth Proportional to 566.08, 848.40 and 322.74

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Solution

The fourth proportional to 566.08, 848.40 and 322.74 is: 483.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.08 : 848.40 = 322.74 : x
  2. Step 2: Convert to fraction form
    566.08/848.40 = 322.74/x
  3. Step 3: Cross multiply
    566.08x = 848.40 × 322.74
  4. Step 4: Simplify right side
    566.08x = 273,812.62
  5. Step 5: Solve for x
    x = 273,812.62/566.08
  6. Step 6: Final answer
    x = 483.70

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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.