Finding the Fourth Proportional to 1,668,811.08, 2,502,388.49 and 531,425.05
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Solution
The fourth proportional to 1,668,811.08, 2,502,388.49 and 531,425.05 is: 796,873.86
Step by Step Solution
- Step 1: Write the proportion equation
1,668,811.08 : 2,502,388.49 = 531,425.05 : x - Step 2: Convert to fraction form
1,668,811.08/2,502,388.49 = 531,425.05/x - Step 3: Cross multiply
1,668,811.08x = 2,502,388.49 × 531,425.05 - Step 4: Simplify right side
1,668,811.08x = 1,329,831,933,580.51 - Step 5: Solve for x
x = 1,329,831,933,580.51/1,668,811.08 - Step 6: Final answer
x = 796,873.86
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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.