Home / 626,122.43-939,632.06-266,545.38

Finding the Fourth Proportional to 626,122.43, 939,632.06 and 266,545.38

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Solution

The fourth proportional to 626,122.43, 939,632.06 and 266,545.38 is: 400,008.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,122.43 : 939,632.06 = 266,545.38 : x
  2. Step 2: Convert to fraction form
    626,122.43/939,632.06 = 266,545.38/x
  3. Step 3: Cross multiply
    626,122.43x = 939,632.06 × 266,545.38
  4. Step 4: Simplify right side
    626,122.43x = 250,454,583,160.16
  5. Step 5: Solve for x
    x = 250,454,583,160.16/626,122.43
  6. Step 6: Final answer
    x = 400,008.96

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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.