Finding the Fourth Proportional to 493,522.58, 740,283.76 and 269,071.79
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Solution
The fourth proportional to 493,522.58, 740,283.76 and 269,071.79 is: 403,607.63
Step by Step Solution
- Step 1: Write the proportion equation
493,522.58 : 740,283.76 = 269,071.79 : x - Step 2: Convert to fraction form
493,522.58/740,283.76 = 269,071.79/x - Step 3: Cross multiply
493,522.58x = 740,283.76 × 269,071.79 - Step 4: Simplify right side
493,522.58x = 199,189,476,411.13 - Step 5: Solve for x
x = 199,189,476,411.13/493,522.58 - Step 6: Final answer
x = 403,607.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.