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Finding the Fourth Proportional to 566.19, 848.70 and 383.15

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Solution

The fourth proportional to 566.19, 848.70 and 383.15 is: 574.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.19 : 848.70 = 383.15 : x
  2. Step 2: Convert to fraction form
    566.19/848.70 = 383.15/x
  3. Step 3: Cross multiply
    566.19x = 848.70 × 383.15
  4. Step 4: Simplify right side
    566.19x = 325,175.16
  5. Step 5: Solve for x
    x = 325,175.16/566.19
  6. Step 6: Final answer
    x = 574.32

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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.