Finding the Fourth Proportional to 1,357,156.02, 1,873,105.68 and 784,528.14
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Solution
The fourth proportional to 1,357,156.02, 1,873,105.68 and 784,528.14 is: 1,082,782.00
Step by Step Solution
- Step 1: Write the proportion equation
1,357,156.02 : 1,873,105.68 = 784,528.14 : x - Step 2: Convert to fraction form
1,357,156.02/1,873,105.68 = 784,528.14/x - Step 3: Cross multiply
1,357,156.02x = 1,873,105.68 × 784,528.14 - Step 4: Simplify right side
1,357,156.02x = 1,469,504,115,153.84 - Step 5: Solve for x
x = 1,469,504,115,153.84/1,357,156.02 - Step 6: Final answer
x = 1,082,782.00
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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.