Finding the Fourth Proportional to 1,347,623.08, 1,859,721.06 and 744,011.08
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Solution
The fourth proportional to 1,347,623.08, 1,859,721.06 and 744,011.08 is: 1,026,735.96
Step by Step Solution
- Step 1: Write the proportion equation
1,347,623.08 : 1,859,721.06 = 744,011.08 : x - Step 2: Convert to fraction form
1,347,623.08/1,859,721.06 = 744,011.08/x - Step 3: Cross multiply
1,347,623.08x = 1,859,721.06 × 744,011.08 - Step 4: Simplify right side
1,347,623.08x = 1,383,653,074,349.34 - Step 5: Solve for x
x = 1,383,653,074,349.34/1,347,623.08 - Step 6: Final answer
x = 1,026,735.96
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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.