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Finding the Fourth Proportional to 583,884.35, 805,760.51 and 329,235.54

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Solution

The fourth proportional to 583,884.35, 805,760.51 and 329,235.54 is: 454,345.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,884.35 : 805,760.51 = 329,235.54 : x
  2. Step 2: Convert to fraction form
    583,884.35/805,760.51 = 329,235.54/x
  3. Step 3: Cross multiply
    583,884.35x = 805,760.51 × 329,235.54
  4. Step 4: Simplify right side
    583,884.35x = 265,284,993,804.70
  5. Step 5: Solve for x
    x = 265,284,993,804.70/583,884.35
  6. Step 6: Final answer
    x = 454,345.10

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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.