Finding the Fourth Proportional to 314,386.36, 471,295.10 and 114,659.96
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Solution
The fourth proportional to 314,386.36, 471,295.10 and 114,659.96 is: 171,886.20
Step by Step Solution
- Step 1: Write the proportion equation
314,386.36 : 471,295.10 = 114,659.96 : x - Step 2: Convert to fraction form
314,386.36/471,295.10 = 114,659.96/x - Step 3: Cross multiply
314,386.36x = 471,295.10 × 114,659.96 - Step 4: Simplify right side
314,386.36x = 54,038,677,314.20 - Step 5: Solve for x
x = 54,038,677,314.20/314,386.36 - Step 6: Final answer
x = 171,886.20
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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.