Finding the Fourth Proportional to 963,959.05, 1,330,263.62 and 534,266.92
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Solution
The fourth proportional to 963,959.05, 1,330,263.62 and 534,266.92 is: 737,288.42
Step by Step Solution
- Step 1: Write the proportion equation
963,959.05 : 1,330,263.62 = 534,266.92 : x - Step 2: Convert to fraction form
963,959.05/1,330,263.62 = 534,266.92/x - Step 3: Cross multiply
963,959.05x = 1,330,263.62 × 534,266.92 - Step 4: Simplify right side
963,959.05x = 710,715,847,045.45 - Step 5: Solve for x
x = 710,715,847,045.45/963,959.05 - Step 6: Final answer
x = 737,288.42
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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.