Finding the Fourth Proportional to 460,554.88, 690,925.47 and 194,315.98
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Solution
The fourth proportional to 460,554.88, 690,925.47 and 194,315.98 is: 291,513.27
Step by Step Solution
- Step 1: Write the proportion equation
460,554.88 : 690,925.47 = 194,315.98 : x - Step 2: Convert to fraction form
460,554.88/690,925.47 = 194,315.98/x - Step 3: Cross multiply
460,554.88x = 690,925.47 × 194,315.98 - Step 4: Simplify right side
460,554.88x = 134,257,859,810.01 - Step 5: Solve for x
x = 134,257,859,810.01/460,554.88 - Step 6: Final answer
x = 291,513.27
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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.