Home / 583,934.06-805,906.32-342,311.60

Finding the Fourth Proportional to 583,934.06, 805,906.32 and 342,311.60

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Solution

The fourth proportional to 583,934.06, 805,906.32 and 342,311.60 is: 472,435.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,934.06 : 805,906.32 = 342,311.60 : x
  2. Step 2: Convert to fraction form
    583,934.06/805,906.32 = 342,311.60/x
  3. Step 3: Cross multiply
    583,934.06x = 805,906.32 × 342,311.60
  4. Step 4: Simplify right side
    583,934.06x = 275,871,081,849.31
  5. Step 5: Solve for x
    x = 275,871,081,849.31/583,934.06
  6. Step 6: Final answer
    x = 472,435.33

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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.