Home / 681,527.21-940,514.01-375,614.81

Finding the Fourth Proportional to 681,527.21, 940,514.01 and 375,614.81

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Solution

The fourth proportional to 681,527.21, 940,514.01 and 375,614.81 is: 518,352.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,527.21 : 940,514.01 = 375,614.81 : x
  2. Step 2: Convert to fraction form
    681,527.21/940,514.01 = 375,614.81/x
  3. Step 3: Cross multiply
    681,527.21x = 940,514.01 × 375,614.81
  4. Step 4: Simplify right side
    681,527.21x = 353,270,993,519.77
  5. Step 5: Solve for x
    x = 353,270,993,519.77/681,527.21
  6. Step 6: Final answer
    x = 518,352.01

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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.