Finding the Fourth Proportional to 852,559.06, 1,176,531.60 and 470,585.94
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Solution
The fourth proportional to 852,559.06, 1,176,531.60 and 470,585.94 is: 649,408.65
Step by Step Solution
- Step 1: Write the proportion equation
852,559.06 : 1,176,531.60 = 470,585.94 : x - Step 2: Convert to fraction form
852,559.06/1,176,531.60 = 470,585.94/x - Step 3: Cross multiply
852,559.06x = 1,176,531.60 × 470,585.94 - Step 4: Simplify right side
852,559.06x = 553,659,228,925.70 - Step 5: Solve for x
x = 553,659,228,925.70/852,559.06 - Step 6: Final answer
x = 649,408.65
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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.