Finding the Fourth Proportional to 1,168,303.40, 1,752,455.10 and 717,562.70
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Solution
The fourth proportional to 1,168,303.40, 1,752,455.10 and 717,562.70 is: 1,076,344.05
Step by Step Solution
- Step 1: Write the proportion equation
1,168,303.40 : 1,752,455.10 = 717,562.70 : x - Step 2: Convert to fraction form
1,168,303.40/1,752,455.10 = 717,562.70/x - Step 3: Cross multiply
1,168,303.40x = 1,752,455.10 × 717,562.70 - Step 4: Simplify right side
1,168,303.40x = 1,257,496,413,184.77 - Step 5: Solve for x
x = 1,257,496,413,184.77/1,168,303.40 - Step 6: Final answer
x = 1,076,344.05
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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.