Finding the Fourth Proportional to 464,418.41, 640,625.22 and 292,062.99
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Solution
The fourth proportional to 464,418.41, 640,625.22 and 292,062.99 is: 402,875.76
Step by Step Solution
- Step 1: Write the proportion equation
464,418.41 : 640,625.22 = 292,062.99 : x - Step 2: Convert to fraction form
464,418.41/640,625.22 = 292,062.99/x - Step 3: Cross multiply
464,418.41x = 640,625.22 × 292,062.99 - Step 4: Simplify right side
464,418.41x = 187,102,919,554.33 - Step 5: Solve for x
x = 187,102,919,554.33/464,418.41 - Step 6: Final answer
x = 402,875.76
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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.