Finding the Fourth Proportional to 476,701.32, 656,877.99 and 443,068.08
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Solution
The fourth proportional to 476,701.32, 656,877.99 and 443,068.08 is: 610,532.54
Step by Step Solution
- Step 1: Write the proportion equation
476,701.32 : 656,877.99 = 443,068.08 : x - Step 2: Convert to fraction form
476,701.32/656,877.99 = 443,068.08/x - Step 3: Cross multiply
476,701.32x = 656,877.99 × 443,068.08 - Step 4: Simplify right side
476,701.32x = 291,041,669,823.56 - Step 5: Solve for x
x = 291,041,669,823.56/476,701.32 - Step 6: Final answer
x = 610,532.54
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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.