Finding the Fourth Proportional to 997,297.63, 1,495,946.44 and 249,343.63
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Solution
The fourth proportional to 997,297.63, 1,495,946.44 and 249,343.63 is: 374,015.44
Step by Step Solution
- Step 1: Write the proportion equation
997,297.63 : 1,495,946.44 = 249,343.63 : x - Step 2: Convert to fraction form
997,297.63/1,495,946.44 = 249,343.63/x - Step 3: Cross multiply
997,297.63x = 1,495,946.44 × 249,343.63 - Step 4: Simplify right side
997,297.63x = 373,004,715,635.18 - Step 5: Solve for x
x = 373,004,715,635.18/997,297.63 - Step 6: Final answer
x = 374,015.44
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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.