Home / 583,919.26-805,955.40-329,418.06

Finding the Fourth Proportional to 583,919.26, 805,955.40 and 329,418.06

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Solution

The fourth proportional to 583,919.26, 805,955.40 and 329,418.06 is: 454,679.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,919.26 : 805,955.40 = 329,418.06 : x
  2. Step 2: Convert to fraction form
    583,919.26/805,955.40 = 329,418.06/x
  3. Step 3: Cross multiply
    583,919.26x = 805,955.40 × 329,418.06
  4. Step 4: Simplify right side
    583,919.26x = 265,496,264,314.52
  5. Step 5: Solve for x
    x = 265,496,264,314.52/583,919.26
  6. Step 6: Final answer
    x = 454,679.75

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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.