Finding the Fourth Proportional to 703,455.96, 971,103.96 and 471,282.68
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Solution
The fourth proportional to 703,455.96, 971,103.96 and 471,282.68 is: 650,594.35
Step by Step Solution
- Step 1: Write the proportion equation
703,455.96 : 971,103.96 = 471,282.68 : x - Step 2: Convert to fraction form
703,455.96/971,103.96 = 471,282.68/x - Step 3: Cross multiply
703,455.96x = 971,103.96 × 471,282.68 - Step 4: Simplify right side
703,455.96x = 457,664,471,971.89 - Step 5: Solve for x
x = 457,664,471,971.89/703,455.96 - Step 6: Final answer
x = 650,594.35
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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.