Home / 583,986.41-805,920.44-338,952.20

Finding the Fourth Proportional to 583,986.41, 805,920.44 and 338,952.20

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Solution

The fourth proportional to 583,986.41, 805,920.44 and 338,952.20 is: 467,765.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,986.41 : 805,920.44 = 338,952.20 : x
  2. Step 2: Convert to fraction form
    583,986.41/805,920.44 = 338,952.20/x
  3. Step 3: Cross multiply
    583,986.41x = 805,920.44 × 338,952.20
  4. Step 4: Simplify right side
    583,986.41x = 273,168,500,438.61
  5. Step 5: Solve for x
    x = 273,168,500,438.61/583,986.41
  6. Step 6: Final answer
    x = 467,765.17

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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.