Home / 674,390.09-1,010,713.13-504,578.07

Finding the Fourth Proportional to 674,390.09, 1,010,713.13 and 504,578.07

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Solution

The fourth proportional to 674,390.09, 1,010,713.13 and 504,578.07 is: 756,214.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,390.09 : 1,010,713.13 = 504,578.07 : x
  2. Step 2: Convert to fraction form
    674,390.09/1,010,713.13 = 504,578.07/x
  3. Step 3: Cross multiply
    674,390.09x = 1,010,713.13 × 504,578.07
  4. Step 4: Simplify right side
    674,390.09x = 509,983,677,936.17
  5. Step 5: Solve for x
    x = 509,983,677,936.17/674,390.09
  6. Step 6: Final answer
    x = 756,214.67

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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.