Finding the Fourth Proportional to 523,407.19, 722,302.08 and 293,964.81
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Solution
The fourth proportional to 523,407.19, 722,302.08 and 293,964.81 is: 405,671.52
Step by Step Solution
- Step 1: Write the proportion equation
523,407.19 : 722,302.08 = 293,964.81 : x - Step 2: Convert to fraction form
523,407.19/722,302.08 = 293,964.81/x - Step 3: Cross multiply
523,407.19x = 722,302.08 × 293,964.81 - Step 4: Simplify right side
523,407.19x = 212,331,393,394.87 - Step 5: Solve for x
x = 212,331,393,394.87/523,407.19 - Step 6: Final answer
x = 405,671.52
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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.