Home / 303,453.23-418,907.18-176,104.22

Finding the Fourth Proportional to 303,453.23, 418,907.18 and 176,104.22

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Solution

The fourth proportional to 303,453.23, 418,907.18 and 176,104.22 is: 243,106.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,453.23 : 418,907.18 = 176,104.22 : x
  2. Step 2: Convert to fraction form
    303,453.23/418,907.18 = 176,104.22/x
  3. Step 3: Cross multiply
    303,453.23x = 418,907.18 × 176,104.22
  4. Step 4: Simplify right side
    303,453.23x = 73,771,321,305.78
  5. Step 5: Solve for x
    x = 73,771,321,305.78/303,453.23
  6. Step 6: Final answer
    x = 243,106.07

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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.