Finding the Fourth Proportional to 1,129,842.63, 1,559,177.51 and 613,592.91
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Solution
The fourth proportional to 1,129,842.63, 1,559,177.51 and 613,592.91 is: 846,755.32
Step by Step Solution
- Step 1: Write the proportion equation
1,129,842.63 : 1,559,177.51 = 613,592.91 : x - Step 2: Convert to fraction form
1,129,842.63/1,559,177.51 = 613,592.91/x - Step 3: Cross multiply
1,129,842.63x = 1,559,177.51 × 613,592.91 - Step 4: Simplify right side
1,129,842.63x = 956,700,262,499.49 - Step 5: Solve for x
x = 956,700,262,499.49/1,129,842.63 - Step 6: Final answer
x = 846,755.32
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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.