Finding the Fourth Proportional to 5,241,744.64, 7,232,410.66 and 2,949,068.80
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Solution
The fourth proportional to 5,241,744.64, 7,232,410.66 and 2,949,068.80 is: 4,069,041.53
Step by Step Solution
- Step 1: Write the proportion equation
5,241,744.64 : 7,232,410.66 = 2,949,068.80 : x - Step 2: Convert to fraction form
5,241,744.64/7,232,410.66 = 2,949,068.80/x - Step 3: Cross multiply
5,241,744.64x = 7,232,410.66 × 2,949,068.80 - Step 4: Simplify right side
5,241,744.64x = 21,328,876,626,193.41 - Step 5: Solve for x
x = 21,328,876,626,193.41/5,241,744.64 - Step 6: Final answer
x = 4,069,041.53
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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.