Finding the Fourth Proportional to 736,755.02, 1,016,711.79 and 414,465.02
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Solution
The fourth proportional to 736,755.02, 1,016,711.79 and 414,465.02 is: 571,956.02
Step by Step Solution
- Step 1: Write the proportion equation
736,755.02 : 1,016,711.79 = 414,465.02 : x - Step 2: Convert to fraction form
736,755.02/1,016,711.79 = 414,465.02/x - Step 3: Cross multiply
736,755.02x = 1,016,711.79 × 414,465.02 - Step 4: Simplify right side
736,755.02x = 421,391,472,376.59 - Step 5: Solve for x
x = 421,391,472,376.59/736,755.02 - Step 6: Final answer
x = 571,956.02
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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.