Finding the Fourth Proportional to 906,026.54, 1,250,319.12 and 498,170.08
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Solution
The fourth proportional to 906,026.54, 1,250,319.12 and 498,170.08 is: 687,476.08
Step by Step Solution
- Step 1: Write the proportion equation
906,026.54 : 1,250,319.12 = 498,170.08 : x - Step 2: Convert to fraction form
906,026.54/1,250,319.12 = 498,170.08/x - Step 3: Cross multiply
906,026.54x = 1,250,319.12 × 498,170.08 - Step 4: Simplify right side
906,026.54x = 622,871,569,784.33 - Step 5: Solve for x
x = 622,871,569,784.33/906,026.54 - Step 6: Final answer
x = 687,476.08
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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.