Finding the Fourth Proportional to 1,173,346.76, 1,619,084.68 and 657,028.87
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Solution
The fourth proportional to 1,173,346.76, 1,619,084.68 and 657,028.87 is: 906,624.88
Step by Step Solution
- Step 1: Write the proportion equation
1,173,346.76 : 1,619,084.68 = 657,028.87 : x - Step 2: Convert to fraction form
1,173,346.76/1,619,084.68 = 657,028.87/x - Step 3: Cross multiply
1,173,346.76x = 1,619,084.68 × 657,028.87 - Step 4: Simplify right side
1,173,346.76x = 1,063,785,372,044.43 - Step 5: Solve for x
x = 1,063,785,372,044.43/1,173,346.76 - Step 6: Final answer
x = 906,624.88
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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.