Finding the Fourth Proportional to 1,529,234.77, 2,110,398.15 and 840,958.99
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Solution
The fourth proportional to 1,529,234.77, 2,110,398.15 and 840,958.99 is: 1,160,553.20
Step by Step Solution
- Step 1: Write the proportion equation
1,529,234.77 : 2,110,398.15 = 840,958.99 : x - Step 2: Convert to fraction form
1,529,234.77/2,110,398.15 = 840,958.99/x - Step 3: Cross multiply
1,529,234.77x = 2,110,398.15 × 840,958.99 - Step 4: Simplify right side
1,529,234.77x = 1,774,758,296,384.66 - Step 5: Solve for x
x = 1,774,758,296,384.66/1,529,234.77 - Step 6: Final answer
x = 1,160,553.20
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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.