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Finding the Fourth Proportional to 583,585.82, 805,354.57 and 328,937.02

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Solution

The fourth proportional to 583,585.82, 805,354.57 and 328,937.02 is: 453,936.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,585.82 : 805,354.57 = 328,937.02 : x
  2. Step 2: Convert to fraction form
    583,585.82/805,354.57 = 328,937.02/x
  3. Step 3: Cross multiply
    583,585.82x = 805,354.57 × 328,937.02
  4. Step 4: Simplify right side
    583,585.82x = 264,910,932,299.18
  5. Step 5: Solve for x
    x = 264,910,932,299.18/583,585.82
  6. Step 6: Final answer
    x = 453,936.55

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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.