Finding the Fourth Proportional to 5,551,249.23, 7,658,378.14 and 3,716,298.67
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Solution
The fourth proportional to 5,551,249.23, 7,658,378.14 and 3,716,298.67 is: 5,126,921.76
Step by Step Solution
- Step 1: Write the proportion equation
5,551,249.23 : 7,658,378.14 = 3,716,298.67 : x - Step 2: Convert to fraction form
5,551,249.23/7,658,378.14 = 3,716,298.67/x - Step 3: Cross multiply
5,551,249.23x = 7,658,378.14 × 3,716,298.67 - Step 4: Simplify right side
5,551,249.23x = 28,460,820,496,039.07 - Step 5: Solve for x
x = 28,460,820,496,039.07/5,551,249.23 - Step 6: Final answer
x = 5,126,921.76
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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.