Home / 581,272.39-871,096.56-281,673.51

Finding the Fourth Proportional to 581,272.39, 871,096.56 and 281,673.51

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Solution

The fourth proportional to 581,272.39, 871,096.56 and 281,673.51 is: 422,116.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,272.39 : 871,096.56 = 281,673.51 : x
  2. Step 2: Convert to fraction form
    581,272.39/871,096.56 = 281,673.51/x
  3. Step 3: Cross multiply
    581,272.39x = 871,096.56 × 281,673.51
  4. Step 4: Simplify right side
    581,272.39x = 245,364,825,604.13
  5. Step 5: Solve for x
    x = 245,364,825,604.13/581,272.39
  6. Step 6: Final answer
    x = 422,116.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.