Home / 961,903.02-1,327,040.35-553,785.91

Finding the Fourth Proportional to 961,903.02, 1,327,040.35 and 553,785.91

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Solution

The fourth proportional to 961,903.02, 1,327,040.35 and 553,785.91 is: 764,002.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,903.02 : 1,327,040.35 = 553,785.91 : x
  2. Step 2: Convert to fraction form
    961,903.02/1,327,040.35 = 553,785.91/x
  3. Step 3: Cross multiply
    961,903.02x = 1,327,040.35 × 553,785.91
  4. Step 4: Simplify right side
    961,903.02x = 734,896,255,819.02
  5. Step 5: Solve for x
    x = 734,896,255,819.02/961,903.02
  6. Step 6: Final answer
    x = 764,002.44

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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.