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Finding the Fourth Proportional to 583.52, 875.34 and 188.10

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Solution

The fourth proportional to 583.52, 875.34 and 188.10 is: 282.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.52 : 875.34 = 188.10 : x
  2. Step 2: Convert to fraction form
    583.52/875.34 = 188.10/x
  3. Step 3: Cross multiply
    583.52x = 875.34 × 188.10
  4. Step 4: Simplify right side
    583.52x = 164,650.51
  5. Step 5: Solve for x
    x = 164,650.51/583.52
  6. Step 6: Final answer
    x = 282.17

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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.