Home / 618,823.47-927,516.81-234,327.81

Finding the Fourth Proportional to 618,823.47, 927,516.81 and 234,327.81

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Solution

The fourth proportional to 618,823.47, 927,516.81 and 234,327.81 is: 351,219.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,823.47 : 927,516.81 = 234,327.81 : x
  2. Step 2: Convert to fraction form
    618,823.47/927,516.81 = 234,327.81/x
  3. Step 3: Cross multiply
    618,823.47x = 927,516.81 × 234,327.81
  4. Step 4: Simplify right side
    618,823.47x = 217,342,982,825.49
  5. Step 5: Solve for x
    x = 217,342,982,825.49/618,823.47
  6. Step 6: Final answer
    x = 351,219.68

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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.