Home / 303,460.07-418,785.27-174,422.51

Finding the Fourth Proportional to 303,460.07, 418,785.27 and 174,422.51

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Solution

The fourth proportional to 303,460.07, 418,785.27 and 174,422.51 is: 240,709.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,460.07 : 418,785.27 = 174,422.51 : x
  2. Step 2: Convert to fraction form
    303,460.07/418,785.27 = 174,422.51/x
  3. Step 3: Cross multiply
    303,460.07x = 418,785.27 × 174,422.51
  4. Step 4: Simplify right side
    303,460.07x = 73,045,577,944.43
  5. Step 5: Solve for x
    x = 73,045,577,944.43/303,460.07
  6. Step 6: Final answer
    x = 240,709.03

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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.