Finding the Fourth Proportional to 5,061,795.04, 6,985,277.52 and 2,769,955.84
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Solution
The fourth proportional to 5,061,795.04, 6,985,277.52 and 2,769,955.84 is: 3,822,539.26
Step by Step Solution
- Step 1: Write the proportion equation
5,061,795.04 : 6,985,277.52 = 2,769,955.84 : x - Step 2: Convert to fraction form
5,061,795.04/6,985,277.52 = 2,769,955.84/x - Step 3: Cross multiply
5,061,795.04x = 6,985,277.52 × 2,769,955.84 - Step 4: Simplify right side
5,061,795.04x = 19,348,910,260,544.71 - Step 5: Solve for x
x = 19,348,910,260,544.71/5,061,795.04 - Step 6: Final answer
x = 3,822,539.26
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Double scale
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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.