Finding the Fourth Proportional to 348,684.56, 523,026.84 and 243,708.56
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Solution
The fourth proportional to 348,684.56, 523,026.84 and 243,708.56 is: 365,562.84
Step by Step Solution
- Step 1: Write the proportion equation
348,684.56 : 523,026.84 = 243,708.56 : x - Step 2: Convert to fraction form
348,684.56/523,026.84 = 243,708.56/x - Step 3: Cross multiply
348,684.56x = 523,026.84 × 243,708.56 - Step 4: Simplify right side
348,684.56x = 127,466,118,017.75 - Step 5: Solve for x
x = 127,466,118,017.75/348,684.56 - Step 6: Final answer
x = 365,562.84
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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.