Home / 957,081.65-1,320,831.51-527,361.67

Finding the Fourth Proportional to 957,081.65, 1,320,831.51 and 527,361.67

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Solution

The fourth proportional to 957,081.65, 1,320,831.51 and 527,361.67 is: 727,791.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,081.65 : 1,320,831.51 = 527,361.67 : x
  2. Step 2: Convert to fraction form
    957,081.65/1,320,831.51 = 527,361.67/x
  3. Step 3: Cross multiply
    957,081.65x = 1,320,831.51 × 527,361.67
  4. Step 4: Simplify right side
    957,081.65x = 696,555,904,298.06
  5. Step 5: Solve for x
    x = 696,555,904,298.06/957,081.65
  6. Step 6: Final answer
    x = 727,791.52

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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.