Finding the Fourth Proportional to 5,476,946.95, 7,518,608.16 and 4,701,231.08
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Solution
The fourth proportional to 5,476,946.95, 7,518,608.16 and 4,701,231.08 is: 6,453,725.89
Step by Step Solution
- Step 1: Write the proportion equation
5,476,946.95 : 7,518,608.16 = 4,701,231.08 : x - Step 2: Convert to fraction form
5,476,946.95/7,518,608.16 = 4,701,231.08/x - Step 3: Cross multiply
5,476,946.95x = 7,518,608.16 × 4,701,231.08 - Step 4: Simplify right side
5,476,946.95x = 35,346,714,366,156.06 - Step 5: Solve for x
x = 35,346,714,366,156.06/5,476,946.95 - Step 6: Final answer
x = 6,453,725.89
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.