Finding the Fourth Proportional to 532,981.49, 735,516.36 and 291,264.09
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Solution
The fourth proportional to 532,981.49, 735,516.36 and 291,264.09 is: 401,945.49
Step by Step Solution
- Step 1: Write the proportion equation
532,981.49 : 735,516.36 = 291,264.09 : x - Step 2: Convert to fraction form
532,981.49/735,516.36 = 291,264.09/x - Step 3: Cross multiply
532,981.49x = 735,516.36 × 291,264.09 - Step 4: Simplify right side
532,981.49x = 214,229,503,275.51 - Step 5: Solve for x
x = 214,229,503,275.51/532,981.49 - Step 6: Final answer
x = 401,945.49
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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.