Home / 626,338.33-939,499.29-153,027.79

Finding the Fourth Proportional to 626,338.33, 939,499.29 and 153,027.79

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Solution

The fourth proportional to 626,338.33, 939,499.29 and 153,027.79 is: 229,539.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,338.33 : 939,499.29 = 153,027.79 : x
  2. Step 2: Convert to fraction form
    626,338.33/939,499.29 = 153,027.79/x
  3. Step 3: Cross multiply
    626,338.33x = 939,499.29 × 153,027.79
  4. Step 4: Simplify right side
    626,338.33x = 143,769,495,357.77
  5. Step 5: Solve for x
    x = 143,769,495,357.77/626,338.33
  6. Step 6: Final answer
    x = 229,539.67

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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.