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Finding the Fourth Proportional to 583,859.01, 805,725.57 and 329,210.26

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Solution

The fourth proportional to 583,859.01, 805,725.57 and 329,210.26 is: 454,310.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,859.01 : 805,725.57 = 329,210.26 : x
  2. Step 2: Convert to fraction form
    583,859.01/805,725.57 = 329,210.26/x
  3. Step 3: Cross multiply
    583,859.01x = 805,725.57 × 329,210.26
  4. Step 4: Simplify right side
    583,859.01x = 265,253,124,388.35
  5. Step 5: Solve for x
    x = 265,253,124,388.35/583,859.01
  6. Step 6: Final answer
    x = 454,310.24

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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.