Finding the Fourth Proportional to 1,496,600.46, 2,065,311.36 and 817,536.96
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Solution
The fourth proportional to 1,496,600.46, 2,065,311.36 and 817,536.96 is: 1,128,202.49
Step by Step Solution
- Step 1: Write the proportion equation
1,496,600.46 : 2,065,311.36 = 817,536.96 : x - Step 2: Convert to fraction form
1,496,600.46/2,065,311.36 = 817,536.96/x - Step 3: Cross multiply
1,496,600.46x = 2,065,311.36 × 817,536.96 - Step 4: Simplify right side
1,496,600.46x = 1,688,468,370,707.87 - Step 5: Solve for x
x = 1,688,468,370,707.87/1,496,600.46 - Step 6: Final answer
x = 1,128,202.49
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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.