Home / 863,969.91-1,296,533.33-358,531.38

Finding the Fourth Proportional to 863,969.91, 1,296,533.33 and 358,531.38

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Solution

The fourth proportional to 863,969.91, 1,296,533.33 and 358,531.38 is: 538,037.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,969.91 : 1,296,533.33 = 358,531.38 : x
  2. Step 2: Convert to fraction form
    863,969.91/1,296,533.33 = 358,531.38/x
  3. Step 3: Cross multiply
    863,969.91x = 1,296,533.33 × 358,531.38
  4. Step 4: Simplify right side
    863,969.91x = 464,847,882,228.24
  5. Step 5: Solve for x
    x = 464,847,882,228.24/863,969.91
  6. Step 6: Final answer
    x = 538,037.12

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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.