Finding the Fourth Proportional to 1,565,216.70, 2,347,447.05 and 653,906.67
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Solution
The fourth proportional to 1,565,216.70, 2,347,447.05 and 653,906.67 is: 980,702.09
Step by Step Solution
- Step 1: Write the proportion equation
1,565,216.70 : 2,347,447.05 = 653,906.67 : x - Step 2: Convert to fraction form
1,565,216.70/2,347,447.05 = 653,906.67/x - Step 3: Cross multiply
1,565,216.70x = 2,347,447.05 × 653,906.67 - Step 4: Simplify right side
1,565,216.70x = 1,535,011,283,466.82 - Step 5: Solve for x
x = 1,535,011,283,466.82/1,565,216.70 - Step 6: Final answer
x = 980,702.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.