Finding the Fourth Proportional to 575,586.16, 863,767.08 and 201,612.40
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Solution
The fourth proportional to 575,586.16, 863,767.08 and 201,612.40 is: 302,554.45
Step by Step Solution
- Step 1: Write the proportion equation
575,586.16 : 863,767.08 = 201,612.40 : x - Step 2: Convert to fraction form
575,586.16/863,767.08 = 201,612.40/x - Step 3: Cross multiply
575,586.16x = 863,767.08 × 201,612.40 - Step 4: Simplify right side
575,586.16x = 174,146,154,039.79 - Step 5: Solve for x
x = 174,146,154,039.79/575,586.16 - Step 6: Final answer
x = 302,554.45
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1.5x scale
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.