Finding the Fourth Proportional to 1,252,346.00, 1,728,240.75 and 679,386.17
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Solution
The fourth proportional to 1,252,346.00, 1,728,240.75 and 679,386.17 is: 937,554.69
Step by Step Solution
- Step 1: Write the proportion equation
1,252,346.00 : 1,728,240.75 = 679,386.17 : x - Step 2: Convert to fraction form
1,252,346.00/1,728,240.75 = 679,386.17/x - Step 3: Cross multiply
1,252,346.00x = 1,728,240.75 × 679,386.17 - Step 4: Simplify right side
1,252,346.00x = 1,174,142,855,339.22 - Step 5: Solve for x
x = 1,174,142,855,339.22/1,252,346.00 - Step 6: Final answer
x = 937,554.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.