Finding the Fourth Proportional to 1,028,349.36, 1,419,104.34 and 569,454.84
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Solution
The fourth proportional to 1,028,349.36, 1,419,104.34 and 569,454.84 is: 785,837.84
Step by Step Solution
- Step 1: Write the proportion equation
1,028,349.36 : 1,419,104.34 = 569,454.84 : x - Step 2: Convert to fraction form
1,028,349.36/1,419,104.34 = 569,454.84/x - Step 3: Cross multiply
1,028,349.36x = 1,419,104.34 × 569,454.84 - Step 4: Simplify right side
1,028,349.36x = 808,115,834,878.01 - Step 5: Solve for x
x = 808,115,834,878.01/1,028,349.36 - Step 6: Final answer
x = 785,837.84
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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.