Finding the Fourth Proportional to 1,761,553.28, 2,430,862.16 and 997,612.34
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Solution
The fourth proportional to 1,761,553.28, 2,430,862.16 and 997,612.34 is: 1,376,658.95
Step by Step Solution
- Step 1: Write the proportion equation
1,761,553.28 : 2,430,862.16 = 997,612.34 : x - Step 2: Convert to fraction form
1,761,553.28/2,430,862.16 = 997,612.34/x - Step 3: Cross multiply
1,761,553.28x = 2,430,862.16 × 997,612.34 - Step 4: Simplify right side
1,761,553.28x = 2,425,058,087,655.05 - Step 5: Solve for x
x = 2,425,058,087,655.05/1,761,553.28 - Step 6: Final answer
x = 1,376,658.95
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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.