Home / 979,993.57-1,352,345.13-544,439.03

Finding the Fourth Proportional to 979,993.57, 1,352,345.13 and 544,439.03

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Solution

The fourth proportional to 979,993.57, 1,352,345.13 and 544,439.03 is: 751,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,993.57 : 1,352,345.13 = 544,439.03 : x
  2. Step 2: Convert to fraction form
    979,993.57/1,352,345.13 = 544,439.03/x
  3. Step 3: Cross multiply
    979,993.57x = 1,352,345.13 × 544,439.03
  4. Step 4: Simplify right side
    979,993.57x = 736,269,464,040.70
  5. Step 5: Solve for x
    x = 736,269,464,040.70/979,993.57
  6. Step 6: Final answer
    x = 751,300.30

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1.5x scale

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.