Finding the Third Proportional to 993,432.09 and 2,145,657.09
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Solution
The third proportional to 993,432.09 and 2,145,657.09 is: 4,634,281.89
Step by Step Solution
- Step 1: Write the proportion equation
993,432.09 : 2,145,657.09 = 2,145,657.09 : x - Step 2: Convert to fraction form
993,432.09/2,145,657.09 = 2,145,657.09/x - Step 3: Cross multiply
993,432.09x = 2,145,657.09 × 2,145,657.09 - Step 4: Simplify right side
993,432.09x = 4,603,844,363,959.70 - Step 5: Solve for x
x = 4,603,844,363,959.70/993,432.09 - Step 6: Final answer
x = 4,634,281.89
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.