Home / 317,371.19-437,972.22-181,408.05

Finding the Fourth Proportional to 317,371.19, 437,972.22 and 181,408.05

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Solution

The fourth proportional to 317,371.19, 437,972.22 and 181,408.05 is: 250,343.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,371.19 : 437,972.22 = 181,408.05 : x
  2. Step 2: Convert to fraction form
    317,371.19/437,972.22 = 181,408.05/x
  3. Step 3: Cross multiply
    317,371.19x = 437,972.22 × 181,408.05
  4. Step 4: Simplify right side
    317,371.19x = 79,451,686,384.37
  5. Step 5: Solve for x
    x = 79,451,686,384.37/317,371.19
  6. Step 6: Final answer
    x = 250,343.10

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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.