Home / 1,217,250.63-1,679,855.33-673,377.04

Finding the Fourth Proportional to 1,217,250.63, 1,679,855.33 and 673,377.04

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Solution

The fourth proportional to 1,217,250.63, 1,679,855.33 and 673,377.04 is: 929,287.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,250.63 : 1,679,855.33 = 673,377.04 : x
  2. Step 2: Convert to fraction form
    1,217,250.63/1,679,855.33 = 673,377.04/x
  3. Step 3: Cross multiply
    1,217,250.63x = 1,679,855.33 × 673,377.04
  4. Step 4: Simplify right side
    1,217,250.63x = 1,131,176,013,526.89
  5. Step 5: Solve for x
    x = 1,131,176,013,526.89/1,217,250.63
  6. Step 6: Final answer
    x = 929,287.68

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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.