Finding the Third Proportional to 720,480 and 1,564,032
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Solution
The third proportional to 720,480 and 1,564,032 is: 3,395,231.09
Step by Step Solution
- Step 1: Write the proportion equation
720,480 : 1,564,032 = 1,564,032 : x - Step 2: Convert to fraction form
720,480/1,564,032 = 1,564,032/x - Step 3: Cross multiply
720,480x = 1,564,032 × 1,564,032 - Step 4: Simplify right side
720,480x = 2,446,196,097,024 - Step 5: Solve for x
x = 2,446,196,097,024/720,480 - Step 6: Final answer
x = 3,395,231.09
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.