Home / 379,293.96-523,475.82-366,831.72

Finding the Fourth Proportional to 379,293.96, 523,475.82 and 366,831.72

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Solution

The fourth proportional to 379,293.96, 523,475.82 and 366,831.72 is: 506,276.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,293.96 : 523,475.82 = 366,831.72 : x
  2. Step 2: Convert to fraction form
    379,293.96/523,475.82 = 366,831.72/x
  3. Step 3: Cross multiply
    379,293.96x = 523,475.82 × 366,831.72
  4. Step 4: Simplify right side
    379,293.96x = 192,027,535,429.01
  5. Step 5: Solve for x
    x = 192,027,535,429.01/379,293.96
  6. Step 6: Final answer
    x = 506,276.28

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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.