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Finding the Fourth Proportional to 566.93, 848.76 and 393.18

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Solution

The fourth proportional to 566.93, 848.76 and 393.18 is: 588.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.93 : 848.76 = 393.18 : x
  2. Step 2: Convert to fraction form
    566.93/848.76 = 393.18/x
  3. Step 3: Cross multiply
    566.93x = 848.76 × 393.18
  4. Step 4: Simplify right side
    566.93x = 333,715.46
  5. Step 5: Solve for x
    x = 333,715.46/566.93
  6. Step 6: Final answer
    x = 588.64

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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.