Finding the Fourth Proportional to 1,063,419.08, 1,467,477.78 and 586,491.08
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Solution
The fourth proportional to 1,063,419.08, 1,467,477.78 and 586,491.08 is: 809,335.33
Step by Step Solution
- Step 1: Write the proportion equation
1,063,419.08 : 1,467,477.78 = 586,491.08 : x - Step 2: Convert to fraction form
1,063,419.08/1,467,477.78 = 586,491.08/x - Step 3: Cross multiply
1,063,419.08x = 1,467,477.78 × 586,491.08 - Step 4: Simplify right side
1,063,419.08x = 860,662,628,068.20 - Step 5: Solve for x
x = 860,662,628,068.20/1,063,419.08 - Step 6: Final answer
x = 809,335.33
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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.