Home / 787,461.36-1,181,380.14-254,983.02

Finding the Fourth Proportional to 787,461.36, 1,181,380.14 and 254,983.02

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Solution

The fourth proportional to 787,461.36, 1,181,380.14 and 254,983.02 is: 382,535.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,461.36 : 1,181,380.14 = 254,983.02 : x
  2. Step 2: Convert to fraction form
    787,461.36/1,181,380.14 = 254,983.02/x
  3. Step 3: Cross multiply
    787,461.36x = 1,181,380.14 × 254,983.02
  4. Step 4: Simplify right side
    787,461.36x = 301,231,875,865.22
  5. Step 5: Solve for x
    x = 301,231,875,865.22/787,461.36
  6. Step 6: Final answer
    x = 382,535.44

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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.