Finding the Fourth Proportional to 1,117,045.60, 1,541,529.68 and 607,751.68
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Solution
The fourth proportional to 1,117,045.60, 1,541,529.68 and 607,751.68 is: 838,700.99
Step by Step Solution
- Step 1: Write the proportion equation
1,117,045.60 : 1,541,529.68 = 607,751.68 : x - Step 2: Convert to fraction form
1,117,045.60/1,541,529.68 = 607,751.68/x - Step 3: Cross multiply
1,117,045.60x = 1,541,529.68 × 607,751.68 - Step 4: Simplify right side
1,117,045.60x = 936,867,252,789.86 - Step 5: Solve for x
x = 936,867,252,789.86/1,117,045.60 - Step 6: Final answer
x = 838,700.99
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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.