Home / 377,141.07-520,473.36-233,947.25

Finding the Fourth Proportional to 377,141.07, 520,473.36 and 233,947.25

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Solution

The fourth proportional to 377,141.07, 520,473.36 and 233,947.25 is: 322,858.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,141.07 : 520,473.36 = 233,947.25 : x
  2. Step 2: Convert to fraction form
    377,141.07/520,473.36 = 233,947.25/x
  3. Step 3: Cross multiply
    377,141.07x = 520,473.36 × 233,947.25
  4. Step 4: Simplify right side
    377,141.07x = 121,763,308,667.89
  5. Step 5: Solve for x
    x = 121,763,308,667.89/377,141.07
  6. Step 6: Final answer
    x = 322,858.79

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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.