Finding the Fourth Proportional to 1,557,135.66, 2,335,586.85 and 435,292.14
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Solution
The fourth proportional to 1,557,135.66, 2,335,586.85 and 435,292.14 is: 652,905.60
Step by Step Solution
- Step 1: Write the proportion equation
1,557,135.66 : 2,335,586.85 = 435,292.14 : x - Step 2: Convert to fraction form
1,557,135.66/2,335,586.85 = 435,292.14/x - Step 3: Cross multiply
1,557,135.66x = 2,335,586.85 × 435,292.14 - Step 4: Simplify right side
1,557,135.66x = 1,016,662,598,092.36 - Step 5: Solve for x
x = 1,016,662,598,092.36/1,557,135.66 - Step 6: Final answer
x = 652,905.60
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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.