Finding the Third Proportional to 121,038.75 and 258,549.75
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Solution
The third proportional to 121,038.75 and 258,549.75 is: 552,285.72
Step by Step Solution
- Step 1: Write the proportion equation
121,038.75 : 258,549.75 = 258,549.75 : x - Step 2: Convert to fraction form
121,038.75/258,549.75 = 258,549.75/x - Step 3: Cross multiply
121,038.75x = 258,549.75 × 258,549.75 - Step 4: Simplify right side
121,038.75x = 66,847,973,225.06 - Step 5: Solve for x
x = 66,847,973,225.06/121,038.75 - Step 6: Final answer
x = 552,285.72
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.