Finding the Fourth Proportional to 1,064,481.16, 1,468,764.68 and 611,684.68
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Solution
The fourth proportional to 1,064,481.16, 1,468,764.68 and 611,684.68 is: 843,998.83
Step by Step Solution
- Step 1: Write the proportion equation
1,064,481.16 : 1,468,764.68 = 611,684.68 : x - Step 2: Convert to fraction form
1,064,481.16/1,468,764.68 = 611,684.68/x - Step 3: Cross multiply
1,064,481.16x = 1,468,764.68 × 611,684.68 - Step 4: Simplify right side
1,064,481.16x = 898,420,853,281.10 - Step 5: Solve for x
x = 898,420,853,281.10/1,064,481.16 - Step 6: Final answer
x = 843,998.83
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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.