Finding the Fourth Proportional to 1,715,844.76, 2,573,785.37 and 517,777.62
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Solution
The fourth proportional to 1,715,844.76, 2,573,785.37 and 517,777.62 is: 776,671.93
Step by Step Solution
- Step 1: Write the proportion equation
1,715,844.76 : 2,573,785.37 = 517,777.62 : x - Step 2: Convert to fraction form
1,715,844.76/2,573,785.37 = 517,777.62/x - Step 3: Cross multiply
1,715,844.76x = 2,573,785.37 × 517,777.62 - Step 4: Simplify right side
1,715,844.76x = 1,332,648,463,269.42 - Step 5: Solve for x
x = 1,332,648,463,269.42/1,715,844.76 - Step 6: Final answer
x = 776,671.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.