Finding the Fourth Proportional to 5,217,253.08, 7,199,802.63 and 2,894,497.98
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Solution
The fourth proportional to 5,217,253.08, 7,199,802.63 and 2,894,497.98 is: 3,994,403.54
Step by Step Solution
- Step 1: Write the proportion equation
5,217,253.08 : 7,199,802.63 = 2,894,497.98 : x - Step 2: Convert to fraction form
5,217,253.08/7,199,802.63 = 2,894,497.98/x - Step 3: Cross multiply
5,217,253.08x = 7,199,802.63 × 2,894,497.98 - Step 4: Simplify right side
5,217,253.08x = 20,839,814,168,933.69 - Step 5: Solve for x
x = 20,839,814,168,933.69/5,217,253.08 - Step 6: Final answer
x = 3,994,403.54
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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.