Home / 691,206.04-953,868.68-385,301.85

Finding the Fourth Proportional to 691,206.04, 953,868.68 and 385,301.85

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Solution

The fourth proportional to 691,206.04, 953,868.68 and 385,301.85 is: 531,718.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,206.04 : 953,868.68 = 385,301.85 : x
  2. Step 2: Convert to fraction form
    691,206.04/953,868.68 = 385,301.85/x
  3. Step 3: Cross multiply
    691,206.04x = 953,868.68 × 385,301.85
  4. Step 4: Simplify right side
    691,206.04x = 367,527,367,061.06
  5. Step 5: Solve for x
    x = 367,527,367,061.06/691,206.04
  6. Step 6: Final answer
    x = 531,718.97

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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.