Home / 839,921.01-1,259,743.10-360,226.31

Finding the Fourth Proportional to 839,921.01, 1,259,743.10 and 360,226.31

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Solution

The fourth proportional to 839,921.01, 1,259,743.10 and 360,226.31 is: 540,280.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,921.01 : 1,259,743.10 = 360,226.31 : x
  2. Step 2: Convert to fraction form
    839,921.01/1,259,743.10 = 360,226.31/x
  3. Step 3: Cross multiply
    839,921.01x = 1,259,743.10 × 360,226.31
  4. Step 4: Simplify right side
    839,921.01x = 453,792,603,062.81
  5. Step 5: Solve for x
    x = 453,792,603,062.81/839,921.01
  6. Step 6: Final answer
    x = 540,280.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.