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Finding the Fourth Proportional to 583,693.30, 805,494.68 and 325,570.05

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Solution

The fourth proportional to 583,693.30, 805,494.68 and 325,570.05 is: 449,285.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,693.30 : 805,494.68 = 325,570.05 : x
  2. Step 2: Convert to fraction form
    583,693.30/805,494.68 = 325,570.05/x
  3. Step 3: Cross multiply
    583,693.30x = 805,494.68 × 325,570.05
  4. Step 4: Simplify right side
    583,693.30x = 262,244,940,569.92
  5. Step 5: Solve for x
    x = 262,244,940,569.92/583,693.30
  6. Step 6: Final answer
    x = 449,285.50

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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.