Finding the Fourth Proportional to 5,195,440.08, 7,169,717.70 and 2,903,600.70
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Solution
The fourth proportional to 5,195,440.08, 7,169,717.70 and 2,903,600.70 is: 4,006,974.77
Step by Step Solution
- Step 1: Write the proportion equation
5,195,440.08 : 7,169,717.70 = 2,903,600.70 : x - Step 2: Convert to fraction form
5,195,440.08/7,169,717.70 = 2,903,600.70/x - Step 3: Cross multiply
5,195,440.08x = 7,169,717.70 × 2,903,600.70 - Step 4: Simplify right side
5,195,440.08x = 20,817,997,332,522.39 - Step 5: Solve for x
x = 20,817,997,332,522.39/5,195,440.08 - Step 6: Final answer
x = 4,006,974.77
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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.