Home / 957,518.91-1,321,435.22-527,798.07

Finding the Fourth Proportional to 957,518.91, 1,321,435.22 and 527,798.07

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Solution

The fourth proportional to 957,518.91, 1,321,435.22 and 527,798.07 is: 728,393.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,518.91 : 1,321,435.22 = 527,798.07 : x
  2. Step 2: Convert to fraction form
    957,518.91/1,321,435.22 = 527,798.07/x
  3. Step 3: Cross multiply
    957,518.91x = 1,321,435.22 × 527,798.07
  4. Step 4: Simplify right side
    957,518.91x = 697,450,958,746.03
  5. Step 5: Solve for x
    x = 697,450,958,746.03/957,518.91
  6. Step 6: Final answer
    x = 728,393.93

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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.