Finding the Third Proportional to 491,702.91 and 759,393.98
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Solution
The third proportional to 491,702.91 and 759,393.98 is: 1,172,820.45
Step by Step Solution
- Step 1: Write the proportion equation
491,702.91 : 759,393.98 = 759,393.98 : x - Step 2: Convert to fraction form
491,702.91/759,393.98 = 759,393.98/x - Step 3: Cross multiply
491,702.91x = 759,393.98 × 759,393.98 - Step 4: Simplify right side
491,702.91x = 576,679,223,504.94 - Step 5: Solve for x
x = 576,679,223,504.94/491,702.91 - Step 6: Final answer
x = 1,172,820.45
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.