Finding the Fourth Proportional to 5,260,506.62, 7,264,512.84 and 4,973,918.06
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Solution
The fourth proportional to 5,260,506.62, 7,264,512.84 and 4,973,918.06 is: 6,868,747.48
Step by Step Solution
- Step 1: Write the proportion equation
5,260,506.62 : 7,264,512.84 = 4,973,918.06 : x - Step 2: Convert to fraction form
5,260,506.62/7,264,512.84 = 4,973,918.06/x - Step 3: Cross multiply
5,260,506.62x = 7,264,512.84 × 4,973,918.06 - Step 4: Simplify right side
5,260,506.62x = 36,133,091,611,977.88 - Step 5: Solve for x
x = 36,133,091,611,977.88/5,260,506.62 - Step 6: Final answer
x = 6,868,747.48
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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.