Finding the Fourth Proportional to 374,925.08, 517,202.88 and 254,025.02
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Solution
The fourth proportional to 374,925.08, 517,202.88 and 254,025.02 is: 350,423.27
Step by Step Solution
- Step 1: Write the proportion equation
374,925.08 : 517,202.88 = 254,025.02 : x - Step 2: Convert to fraction form
374,925.08/517,202.88 = 254,025.02/x - Step 3: Cross multiply
374,925.08x = 517,202.88 × 254,025.02 - Step 4: Simplify right side
374,925.08x = 131,382,471,936.06 - Step 5: Solve for x
x = 131,382,471,936.06/374,925.08 - Step 6: Final answer
x = 350,423.27
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1.5x scale
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.