Home / 583,993.49-805,722.30-325,828.58

Finding the Fourth Proportional to 583,993.49, 805,722.30 and 325,828.58

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Solution

The fourth proportional to 583,993.49, 805,722.30 and 325,828.58 is: 449,538.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,993.49 : 805,722.30 = 325,828.58 : x
  2. Step 2: Convert to fraction form
    583,993.49/805,722.30 = 325,828.58/x
  3. Step 3: Cross multiply
    583,993.49x = 805,722.30 × 325,828.58
  4. Step 4: Simplify right side
    583,993.49x = 262,527,348,854.72
  5. Step 5: Solve for x
    x = 262,527,348,854.72/583,993.49
  6. Step 6: Final answer
    x = 449,538.15

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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.