Home / 273,386.07-377,027.21-171,422.66

Finding the Fourth Proportional to 273,386.07, 377,027.21 and 171,422.66

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Solution

The fourth proportional to 273,386.07, 377,027.21 and 171,422.66 is: 236,409.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,386.07 : 377,027.21 = 171,422.66 : x
  2. Step 2: Convert to fraction form
    273,386.07/377,027.21 = 171,422.66/x
  3. Step 3: Cross multiply
    273,386.07x = 377,027.21 × 171,422.66
  4. Step 4: Simplify right side
    273,386.07x = 64,631,004,488.33
  5. Step 5: Solve for x
    x = 64,631,004,488.33/273,386.07
  6. Step 6: Final answer
    x = 236,409.28

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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.