Home / 583,921.26-805,958.16-329,420.06

Finding the Fourth Proportional to 583,921.26, 805,958.16 and 329,420.06

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Solution

The fourth proportional to 583,921.26, 805,958.16 and 329,420.06 is: 454,682.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,921.26 : 805,958.16 = 329,420.06 : x
  2. Step 2: Convert to fraction form
    583,921.26/805,958.16 = 329,420.06/x
  3. Step 3: Cross multiply
    583,921.26x = 805,958.16 × 329,420.06
  4. Step 4: Simplify right side
    583,921.26x = 265,498,785,424.69
  5. Step 5: Solve for x
    x = 265,498,785,424.69/583,921.26
  6. Step 6: Final answer
    x = 454,682.51

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1.5x scale

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.