Finding the Fourth Proportional to 992,425.37, 1,369,699.88 and 562,614.26
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Solution
The fourth proportional to 992,425.37, 1,369,699.88 and 562,614.26 is: 776,494.34
Step by Step Solution
- Step 1: Write the proportion equation
992,425.37 : 1,369,699.88 = 562,614.26 : x - Step 2: Convert to fraction form
992,425.37/1,369,699.88 = 562,614.26/x - Step 3: Cross multiply
992,425.37x = 1,369,699.88 × 562,614.26 - Step 4: Simplify right side
992,425.37x = 770,612,674,746.72 - Step 5: Solve for x
x = 770,612,674,746.72/992,425.37 - Step 6: Final answer
x = 776,494.34
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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.