Finding the Fourth Proportional to 444,374,449.70, 620,593,679.50 and 444,374,449.70
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Solution
The fourth proportional to 444,374,449.70, 620,593,679.50 and 444,374,449.70 is: 620,593,679.50
Step by Step Solution
- Step 1: Write the proportion equation
444,374,449.70 : 620,593,679.50 = 444,374,449.70 : x - Step 2: Convert to fraction form
444,374,449.70/620,593,679.50 = 444,374,449.70/x - Step 3: Cross multiply
444,374,449.70x = 620,593,679.50 × 444,374,449.70 - Step 4: Simplify right side
444,374,449.70x = 275,775,974,815,110,656 - Step 5: Solve for x
x = 275,775,974,815,110,656/444,374,449.70 - Step 6: Final answer
x = 620,593,679.50
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.