Finding the Fourth Proportional to 1,113,898.40, 1,537,138.56 and 604,589.84
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Solution
The fourth proportional to 1,113,898.40, 1,537,138.56 and 604,589.84 is: 834,311.60
Step by Step Solution
- Step 1: Write the proportion equation
1,113,898.40 : 1,537,138.56 = 604,589.84 : x - Step 2: Convert to fraction form
1,113,898.40/1,537,138.56 = 604,589.84/x - Step 3: Cross multiply
1,113,898.40x = 1,537,138.56 × 604,589.84 - Step 4: Simplify right side
1,113,898.40x = 929,338,356,048.23 - Step 5: Solve for x
x = 929,338,356,048.23/1,113,898.40 - Step 6: Final answer
x = 834,311.60
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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.