Finding the Fourth Proportional to 354,303.16, 531,453.30 and 88,058.68
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Solution
The fourth proportional to 354,303.16, 531,453.30 and 88,058.68 is: 132,087.66
Step by Step Solution
- Step 1: Write the proportion equation
354,303.16 : 531,453.30 = 88,058.68 : x - Step 2: Convert to fraction form
354,303.16/531,453.30 = 88,058.68/x - Step 3: Cross multiply
354,303.16x = 531,453.30 × 88,058.68 - Step 4: Simplify right side
354,303.16x = 46,799,076,079.64 - Step 5: Solve for x
x = 46,799,076,079.64/354,303.16 - Step 6: Final answer
x = 132,087.66
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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.