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Finding the Fourth Proportional to 583,908.99, 805,822.01 and 329,254.71

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Solution

The fourth proportional to 583,908.99, 805,822.01 and 329,254.71 is: 454,387.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,908.99 : 805,822.01 = 329,254.71 : x
  2. Step 2: Convert to fraction form
    583,908.99/805,822.01 = 329,254.71/x
  3. Step 3: Cross multiply
    583,908.99x = 805,822.01 × 329,254.71
  4. Step 4: Simplify right side
    583,908.99x = 265,320,690,567.89
  5. Step 5: Solve for x
    x = 265,320,690,567.89/583,908.99
  6. Step 6: Final answer
    x = 454,387.06

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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.