Home / 637,974.38-957,148.67-188,707.07

Finding the Fourth Proportional to 637,974.38, 957,148.67 and 188,707.07

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Solution

The fourth proportional to 637,974.38, 957,148.67 and 188,707.07 is: 283,115.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,974.38 : 957,148.67 = 188,707.07 : x
  2. Step 2: Convert to fraction form
    637,974.38/957,148.67 = 188,707.07/x
  3. Step 3: Cross multiply
    637,974.38x = 957,148.67 × 188,707.07
  4. Step 4: Simplify right side
    637,974.38x = 180,620,716,284.35
  5. Step 5: Solve for x
    x = 180,620,716,284.35/637,974.38
  6. Step 6: Final answer
    x = 283,115.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.