Finding the Fourth Proportional to 5,623,209.95, 7,760,602.58 and 4,054,632.12
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Solution
The fourth proportional to 5,623,209.95, 7,760,602.58 and 4,054,632.12 is: 5,595,805.38
Step by Step Solution
- Step 1: Write the proportion equation
5,623,209.95 : 7,760,602.58 = 4,054,632.12 : x - Step 2: Convert to fraction form
5,623,209.95/7,760,602.58 = 4,054,632.12/x - Step 3: Cross multiply
5,623,209.95x = 7,760,602.58 × 4,054,632.12 - Step 4: Simplify right side
5,623,209.95x = 31,466,388,471,149.71 - Step 5: Solve for x
x = 31,466,388,471,149.71/5,623,209.95 - Step 6: Final answer
x = 5,595,805.38
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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.