Finding the Fourth Proportional to 825,671.70, 1,154,540.70 and 825,671.70
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Solution
The fourth proportional to 825,671.70, 1,154,540.70 and 825,671.70 is: 1,154,540.70
Step by Step Solution
- Step 1: Write the proportion equation
825,671.70 : 1,154,540.70 = 825,671.70 : x - Step 2: Convert to fraction form
825,671.70/1,154,540.70 = 825,671.70/x - Step 3: Cross multiply
825,671.70x = 1,154,540.70 × 825,671.70 - Step 4: Simplify right side
825,671.70x = 953,271,582,488.19 - Step 5: Solve for x
x = 953,271,582,488.19/825,671.70 - Step 6: Final answer
x = 1,154,540.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.