Finding the Fourth Proportional to 1,808,831.22, 2,496,216.36 and 993,110.10
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Solution
The fourth proportional to 1,808,831.22, 2,496,216.36 and 993,110.10 is: 1,370,508.01
Step by Step Solution
- Step 1: Write the proportion equation
1,808,831.22 : 2,496,216.36 = 993,110.10 : x - Step 2: Convert to fraction form
1,808,831.22/2,496,216.36 = 993,110.10/x - Step 3: Cross multiply
1,808,831.22x = 2,496,216.36 × 993,110.10 - Step 4: Simplify right side
1,808,831.22x = 2,479,017,678,901.24 - Step 5: Solve for x
x = 2,479,017,678,901.24/1,808,831.22 - Step 6: Final answer
x = 1,370,508.01
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1.5x scale
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.