Finding the Fourth Proportional to 343,424.63, 473,925.98 and 192,521.63
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Solution
The fourth proportional to 343,424.63, 473,925.98 and 192,521.63 is: 265,679.84
Step by Step Solution
- Step 1: Write the proportion equation
343,424.63 : 473,925.98 = 192,521.63 : x - Step 2: Convert to fraction form
343,424.63/473,925.98 = 192,521.63/x - Step 3: Cross multiply
343,424.63x = 473,925.98 × 192,521.63 - Step 4: Simplify right side
343,424.63x = 91,241,000,280.62 - Step 5: Solve for x
x = 91,241,000,280.62/343,424.63 - Step 6: Final answer
x = 265,679.84
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1.5x scale
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.