Finding the Fourth Proportional to 1,156,006.01, 1,595,252.26 and 639,728.84
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Solution
The fourth proportional to 1,156,006.01, 1,595,252.26 and 639,728.84 is: 882,805.85
Step by Step Solution
- Step 1: Write the proportion equation
1,156,006.01 : 1,595,252.26 = 639,728.84 : x - Step 2: Convert to fraction form
1,156,006.01/1,595,252.26 = 639,728.84/x - Step 3: Cross multiply
1,156,006.01x = 1,595,252.26 × 639,728.84 - Step 4: Simplify right side
1,156,006.01x = 1,020,528,868,221.60 - Step 5: Solve for x
x = 1,020,528,868,221.60/1,156,006.01 - Step 6: Final answer
x = 882,805.85
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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.