Finding the Fourth Proportional to 5,999,518.87, 8,279,330.68 and 3,386,572.94
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Solution
The fourth proportional to 5,999,518.87, 8,279,330.68 and 3,386,572.94 is: 4,673,467.64
Step by Step Solution
- Step 1: Write the proportion equation
5,999,518.87 : 8,279,330.68 = 3,386,572.94 : x - Step 2: Convert to fraction form
5,999,518.87/8,279,330.68 = 3,386,572.94/x - Step 3: Cross multiply
5,999,518.87x = 8,279,330.68 × 3,386,572.94 - Step 4: Simplify right side
5,999,518.87x = 28,038,557,250,666.23 - Step 5: Solve for x
x = 28,038,557,250,666.23/5,999,518.87 - Step 6: Final answer
x = 4,673,467.64
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1.5x scale
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.