Finding the Third Proportional to 1,709,572.50 and 2,638,374.19
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Solution
The third proportional to 1,709,572.50 and 2,638,374.19 is: 4,071,788.91
Step by Step Solution
- Step 1: Write the proportion equation
1,709,572.50 : 2,638,374.19 = 2,638,374.19 : x - Step 2: Convert to fraction form
1,709,572.50/2,638,374.19 = 2,638,374.19/x - Step 3: Cross multiply
1,709,572.50x = 2,638,374.19 × 2,638,374.19 - Step 4: Simplify right side
1,709,572.50x = 6,961,018,353,266.29 - Step 5: Solve for x
x = 6,961,018,353,266.29/1,709,572.50 - Step 6: Final answer
x = 4,071,788.91
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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.