Finding the Fourth Proportional to 683,210.71, 943,108.68 and 441,513.19
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Solution
The fourth proportional to 683,210.71, 943,108.68 and 441,513.19 is: 609,467.79
Step by Step Solution
- Step 1: Write the proportion equation
683,210.71 : 943,108.68 = 441,513.19 : x - Step 2: Convert to fraction form
683,210.71/943,108.68 = 441,513.19/x - Step 3: Cross multiply
683,210.71x = 943,108.68 × 441,513.19 - Step 4: Simplify right side
683,210.71x = 416,394,921,823.49 - Step 5: Solve for x
x = 416,394,921,823.49/683,210.71 - Step 6: Final answer
x = 609,467.79
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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.