Finding the Fourth Proportional to 5,326,536.70, 7,989,805.05 and 2,340,552.70
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Solution
The fourth proportional to 5,326,536.70, 7,989,805.05 and 2,340,552.70 is: 3,510,829.05
Step by Step Solution
- Step 1: Write the proportion equation
5,326,536.70 : 7,989,805.05 = 2,340,552.70 : x - Step 2: Convert to fraction form
5,326,536.70/7,989,805.05 = 2,340,552.70/x - Step 3: Cross multiply
5,326,536.70x = 7,989,805.05 × 2,340,552.70 - Step 4: Simplify right side
5,326,536.70x = 18,700,559,782,251.14 - Step 5: Solve for x
x = 18,700,559,782,251.14/5,326,536.70 - Step 6: Final answer
x = 3,510,829.05
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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.