Home / 957,732.85-1,321,750.07-528,053.77

Finding the Fourth Proportional to 957,732.85, 1,321,750.07 and 528,053.77

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Solution

The fourth proportional to 957,732.85, 1,321,750.07 and 528,053.77 is: 728,757.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,732.85 : 1,321,750.07 = 528,053.77 : x
  2. Step 2: Convert to fraction form
    957,732.85/1,321,750.07 = 528,053.77/x
  3. Step 3: Cross multiply
    957,732.85x = 1,321,750.07 × 528,053.77
  4. Step 4: Simplify right side
    957,732.85x = 697,955,107,461.26
  5. Step 5: Solve for x
    x = 697,955,107,461.26/957,732.85
  6. Step 6: Final answer
    x = 728,757.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.