Home / 592,763.40-818,013.43-320,831.25

Finding the Fourth Proportional to 592,763.40, 818,013.43 and 320,831.25

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Solution

The fourth proportional to 592,763.40, 818,013.43 and 320,831.25 is: 442,747.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,763.40 : 818,013.43 = 320,831.25 : x
  2. Step 2: Convert to fraction form
    592,763.40/818,013.43 = 320,831.25/x
  3. Step 3: Cross multiply
    592,763.40x = 818,013.43 × 320,831.25
  4. Step 4: Simplify right side
    592,763.40x = 262,444,268,597.18
  5. Step 5: Solve for x
    x = 262,444,268,597.18/592,763.40
  6. Step 6: Final answer
    x = 442,747.09

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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.