Finding the Fourth Proportional to 1,156,622.70, 1,596,139.11 and 647,325.08
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Solution
The fourth proportional to 1,156,622.70, 1,596,139.11 and 647,325.08 is: 893,308.48
Step by Step Solution
- Step 1: Write the proportion equation
1,156,622.70 : 1,596,139.11 = 647,325.08 : x - Step 2: Convert to fraction form
1,156,622.70/1,596,139.11 = 647,325.08/x - Step 3: Cross multiply
1,156,622.70x = 1,596,139.11 × 647,325.08 - Step 4: Simplify right side
1,156,622.70x = 1,033,220,869,091.18 - Step 5: Solve for x
x = 1,033,220,869,091.18/1,156,622.70 - Step 6: Final answer
x = 893,308.48
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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.