Home / 626,104.62-939,147.75-433,801.71

Finding the Fourth Proportional to 626,104.62, 939,147.75 and 433,801.71

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Solution

The fourth proportional to 626,104.62, 939,147.75 and 433,801.71 is: 650,696.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,104.62 : 939,147.75 = 433,801.71 : x
  2. Step 2: Convert to fraction form
    626,104.62/939,147.75 = 433,801.71/x
  3. Step 3: Cross multiply
    626,104.62x = 939,147.75 × 433,801.71
  4. Step 4: Simplify right side
    626,104.62x = 407,403,899,892.65
  5. Step 5: Solve for x
    x = 407,403,899,892.65/626,104.62
  6. Step 6: Final answer
    x = 650,696.20

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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.