Home / 583,909.98-805,823.38-329,255.70

Finding the Fourth Proportional to 583,909.98, 805,823.38 and 329,255.70

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Solution

The fourth proportional to 583,909.98, 805,823.38 and 329,255.70 is: 454,388.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,909.98 : 805,823.38 = 329,255.70 : x
  2. Step 2: Convert to fraction form
    583,909.98/805,823.38 = 329,255.70/x
  3. Step 3: Cross multiply
    583,909.98x = 805,823.38 × 329,255.70
  4. Step 4: Simplify right side
    583,909.98x = 265,321,941,058.27
  5. Step 5: Solve for x
    x = 265,321,941,058.27/583,909.98
  6. Step 6: Final answer
    x = 454,388.43

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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.