Home / 626,484.54-939,516.21-227,041.68

Finding the Fourth Proportional to 626,484.54, 939,516.21 and 227,041.68

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Solution

The fourth proportional to 626,484.54, 939,516.21 and 227,041.68 is: 340,486.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,484.54 : 939,516.21 = 227,041.68 : x
  2. Step 2: Convert to fraction form
    626,484.54/939,516.21 = 227,041.68/x
  3. Step 3: Cross multiply
    626,484.54x = 939,516.21 × 227,041.68
  4. Step 4: Simplify right side
    626,484.54x = 213,309,338,705.63
  5. Step 5: Solve for x
    x = 213,309,338,705.63/626,484.54
  6. Step 6: Final answer
    x = 340,486.20

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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.