Home / 427,945.40-590,557.44-236,954.69

Finding the Fourth Proportional to 427,945.40, 590,557.44 and 236,954.69

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Solution

The fourth proportional to 427,945.40, 590,557.44 and 236,954.69 is: 326,993.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,945.40 : 590,557.44 = 236,954.69 : x
  2. Step 2: Convert to fraction form
    427,945.40/590,557.44 = 236,954.69/x
  3. Step 3: Cross multiply
    427,945.40x = 590,557.44 × 236,954.69
  4. Step 4: Simplify right side
    427,945.40x = 139,935,357,928.23
  5. Step 5: Solve for x
    x = 139,935,357,928.23/427,945.40
  6. Step 6: Final answer
    x = 326,993.48

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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.