Finding the Fourth Proportional to 6,450,291.17, 8,901,403.14 and 3,549,682.07
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Solution
The fourth proportional to 6,450,291.17, 8,901,403.14 and 3,549,682.07 is: 4,898,561.98
Step by Step Solution
- Step 1: Write the proportion equation
6,450,291.17 : 8,901,403.14 = 3,549,682.07 : x - Step 2: Convert to fraction form
6,450,291.17/8,901,403.14 = 3,549,682.07/x - Step 3: Cross multiply
6,450,291.17x = 8,901,403.14 × 3,549,682.07 - Step 4: Simplify right side
6,450,291.17x = 31,597,151,079,392.69 - Step 5: Solve for x
x = 31,597,151,079,392.69/6,450,291.17 - Step 6: Final answer
x = 4,898,561.98
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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.