Finding the Fourth Proportional to 366,921.15, 550,381.73 and 352,924.35
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Solution
The fourth proportional to 366,921.15, 550,381.73 and 352,924.35 is: 529,386.53
Step by Step Solution
- Step 1: Write the proportion equation
366,921.15 : 550,381.73 = 352,924.35 : x - Step 2: Convert to fraction form
366,921.15/550,381.73 = 352,924.35/x - Step 3: Cross multiply
366,921.15x = 550,381.73 × 352,924.35 - Step 4: Simplify right side
366,921.15x = 194,243,114,312.13 - Step 5: Solve for x
x = 194,243,114,312.13/366,921.15 - Step 6: Final answer
x = 529,386.53
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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.