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Finding the Fourth Proportional to 583.68, 875.84 and 353.01

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Solution

The fourth proportional to 583.68, 875.84 and 353.01 is: 529.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.68 : 875.84 = 353.01 : x
  2. Step 2: Convert to fraction form
    583.68/875.84 = 353.01/x
  3. Step 3: Cross multiply
    583.68x = 875.84 × 353.01
  4. Step 4: Simplify right side
    583.68x = 309,178.51
  5. Step 5: Solve for x
    x = 309,178.51/583.68
  6. Step 6: Final answer
    x = 529.71

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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.