Home / 303,554.03-418,905.18-167,588.24

Finding the Fourth Proportional to 303,554.03, 418,905.18 and 167,588.24

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Solution

The fourth proportional to 303,554.03, 418,905.18 and 167,588.24 is: 231,272.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,554.03 : 418,905.18 = 167,588.24 : x
  2. Step 2: Convert to fraction form
    303,554.03/418,905.18 = 167,588.24/x
  3. Step 3: Cross multiply
    303,554.03x = 418,905.18 × 167,588.24
  4. Step 4: Simplify right side
    303,554.03x = 70,203,579,748.56
  5. Step 5: Solve for x
    x = 70,203,579,748.56/303,554.03
  6. Step 6: Final answer
    x = 231,272.11

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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.