Home / 857,045.03-1,285,655.09-296,006.63

Finding the Fourth Proportional to 857,045.03, 1,285,655.09 and 296,006.63

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Solution

The fourth proportional to 857,045.03, 1,285,655.09 and 296,006.63 is: 444,040.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,045.03 : 1,285,655.09 = 296,006.63 : x
  2. Step 2: Convert to fraction form
    857,045.03/1,285,655.09 = 296,006.63/x
  3. Step 3: Cross multiply
    857,045.03x = 1,285,655.09 × 296,006.63
  4. Step 4: Simplify right side
    857,045.03x = 380,562,422,624.94
  5. Step 5: Solve for x
    x = 380,562,422,624.94/857,045.03
  6. Step 6: Final answer
    x = 444,040.17

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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.