Finding the Fourth Proportional to 706,039.14, 974,340.48 and 383,749.98
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Solution
The fourth proportional to 706,039.14, 974,340.48 and 383,749.98 is: 529,578.49
Step by Step Solution
- Step 1: Write the proportion equation
706,039.14 : 974,340.48 = 383,749.98 : x - Step 2: Convert to fraction form
706,039.14/974,340.48 = 383,749.98/x - Step 3: Cross multiply
706,039.14x = 974,340.48 × 383,749.98 - Step 4: Simplify right side
706,039.14x = 373,903,139,713.19 - Step 5: Solve for x
x = 373,903,139,713.19/706,039.14 - Step 6: Final answer
x = 529,578.49
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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.