Finding the Fourth Proportional to 1,539,132.14, 2,308,698.22 and 417,201.14
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Solution
The fourth proportional to 1,539,132.14, 2,308,698.22 and 417,201.14 is: 625,801.71
Step by Step Solution
- Step 1: Write the proportion equation
1,539,132.14 : 2,308,698.22 = 417,201.14 : x - Step 2: Convert to fraction form
1,539,132.14/2,308,698.22 = 417,201.14/x - Step 3: Cross multiply
1,539,132.14x = 2,308,698.22 × 417,201.14 - Step 4: Simplify right side
1,539,132.14x = 963,191,529,299.97 - Step 5: Solve for x
x = 963,191,529,299.97/1,539,132.14 - Step 6: Final answer
x = 625,801.71
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Similar ratio
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1.5x scale
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.