Finding the Fourth Proportional to 3,552,724, 5,329,131.36 and 1,028,381.68
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Solution
The fourth proportional to 3,552,724, 5,329,131.36 and 1,028,381.68 is: 1,542,585.65
Step by Step Solution
- Step 1: Write the proportion equation
3,552,724 : 5,329,131.36 = 1,028,381.68 : x - Step 2: Convert to fraction form
3,552,724/5,329,131.36 = 1,028,381.68/x - Step 3: Cross multiply
3,552,724x = 5,329,131.36 × 1,028,381.68 - Step 4: Simplify right side
3,552,724x = 5,480,381,060,937.49 - Step 5: Solve for x
x = 5,480,381,060,937.49/3,552,724 - Step 6: Final answer
x = 1,542,585.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.