Finding the Fourth Proportional to 1,776,937.23, 2,665,403.76 and 578,857.62
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Solution
The fourth proportional to 1,776,937.23, 2,665,403.76 and 578,857.62 is: 868,285.75
Step by Step Solution
- Step 1: Write the proportion equation
1,776,937.23 : 2,665,403.76 = 578,857.62 : x - Step 2: Convert to fraction form
1,776,937.23/2,665,403.76 = 578,857.62/x - Step 3: Cross multiply
1,776,937.23x = 2,665,403.76 × 578,857.62 - Step 4: Simplify right side
1,776,937.23x = 1,542,889,276,852.65 - Step 5: Solve for x
x = 1,542,889,276,852.65/1,776,937.23 - Step 6: Final answer
x = 868,285.75
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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.