Home / 957,393.73-1,321,209.58-527,673.84

Finding the Fourth Proportional to 957,393.73, 1,321,209.58 and 527,673.84

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Solution

The fourth proportional to 957,393.73, 1,321,209.58 and 527,673.84 is: 728,193.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,393.73 : 1,321,209.58 = 527,673.84 : x
  2. Step 2: Convert to fraction form
    957,393.73/1,321,209.58 = 527,673.84/x
  3. Step 3: Cross multiply
    957,393.73x = 1,321,209.58 × 527,673.84
  4. Step 4: Simplify right side
    957,393.73x = 697,167,734,670.86
  5. Step 5: Solve for x
    x = 697,167,734,670.86/957,393.73
  6. Step 6: Final answer
    x = 728,193.34

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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.