Home / 961,904.02-1,327,041.73-553,786.91

Finding the Fourth Proportional to 961,904.02, 1,327,041.73 and 553,786.91

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Solution

The fourth proportional to 961,904.02, 1,327,041.73 and 553,786.91 is: 764,003.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,904.02 : 1,327,041.73 = 553,786.91 : x
  2. Step 2: Convert to fraction form
    961,904.02/1,327,041.73 = 553,786.91/x
  3. Step 3: Cross multiply
    961,904.02x = 1,327,041.73 × 553,786.91
  4. Step 4: Simplify right side
    961,904.02x = 734,898,339,097.75
  5. Step 5: Solve for x
    x = 734,898,339,097.75/961,904.02
  6. Step 6: Final answer
    x = 764,003.81

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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.