Finding the Fourth Proportional to 1,470,087.84, 2,203,732.08 and 472,116
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Solution
The fourth proportional to 1,470,087.84, 2,203,732.08 and 472,116 is: 707,724.50
Step by Step Solution
- Step 1: Write the proportion equation
1,470,087.84 : 2,203,732.08 = 472,116 : x - Step 2: Convert to fraction form
1,470,087.84/2,203,732.08 = 472,116/x - Step 3: Cross multiply
1,470,087.84x = 2,203,732.08 × 472,116 - Step 4: Simplify right side
1,470,087.84x = 1,040,417,174,681.28 - Step 5: Solve for x
x = 1,040,417,174,681.28/1,470,087.84 - Step 6: Final answer
x = 707,724.50
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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.