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Finding the Fourth Proportional to 301,973,556.55, 416,674,894.65 and 169,806,673.03

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Solution

The fourth proportional to 301,973,556.55, 416,674,894.65 and 169,806,673.03 is: 234,305,872.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,973,556.55 : 416,674,894.65 = 169,806,673.03 : x
  2. Step 2: Convert to fraction form
    301,973,556.55/416,674,894.65 = 169,806,673.03/x
  3. Step 3: Cross multiply
    301,973,556.55x = 416,674,894.65 × 169,806,673.03
  4. Step 4: Simplify right side
    301,973,556.55x = 70,754,177,595,703,144
  5. Step 5: Solve for x
    x = 70,754,177,595,703,144/301,973,556.55
  6. Step 6: Final answer
    x = 234,305,872.36

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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.