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Finding the Fourth Proportional to 583,568.82, 805,308.91 and 325,453.62

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Solution

The fourth proportional to 583,568.82, 805,308.91 and 325,453.62 is: 449,117.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,568.82 : 805,308.91 = 325,453.62 : x
  2. Step 2: Convert to fraction form
    583,568.82/805,308.91 = 325,453.62/x
  3. Step 3: Cross multiply
    583,568.82x = 805,308.91 × 325,453.62
  4. Step 4: Simplify right side
    583,568.82x = 262,090,699,977.75
  5. Step 5: Solve for x
    x = 262,090,699,977.75/583,568.82
  6. Step 6: Final answer
    x = 449,117.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.