Home / 719,112.69-1,078,037.16-293,006.82

Finding the Fourth Proportional to 719,112.69, 1,078,037.16 and 293,006.82

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Solution

The fourth proportional to 719,112.69, 1,078,037.16 and 293,006.82 is: 439,252.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,112.69 : 1,078,037.16 = 293,006.82 : x
  2. Step 2: Convert to fraction form
    719,112.69/1,078,037.16 = 293,006.82/x
  3. Step 3: Cross multiply
    719,112.69x = 1,078,037.16 × 293,006.82
  4. Step 4: Simplify right side
    719,112.69x = 315,872,240,093.43
  5. Step 5: Solve for x
    x = 315,872,240,093.43/719,112.69
  6. Step 6: Final answer
    x = 439,252.77

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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.