Finding the Fourth Proportional to 5,345,812.08, 7,370,083.89 and 4,246,889.94
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Solution
The fourth proportional to 5,345,812.08, 7,370,083.89 and 4,246,889.94 is: 5,855,038.42
Step by Step Solution
- Step 1: Write the proportion equation
5,345,812.08 : 7,370,083.89 = 4,246,889.94 : x - Step 2: Convert to fraction form
5,345,812.08/7,370,083.89 = 4,246,889.94/x - Step 3: Cross multiply
5,345,812.08x = 7,370,083.89 × 4,246,889.94 - Step 4: Simplify right side
5,345,812.08x = 31,299,935,129,397.07 - Step 5: Solve for x
x = 31,299,935,129,397.07/5,345,812.08 - Step 6: Final answer
x = 5,855,038.42
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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.