Finding the Fourth Proportional to 703,720.17, 971,110.22 and 417,070.08
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Solution
The fourth proportional to 703,720.17, 971,110.22 and 417,070.08 is: 575,542.71
Step by Step Solution
- Step 1: Write the proportion equation
703,720.17 : 971,110.22 = 417,070.08 : x - Step 2: Convert to fraction form
703,720.17/971,110.22 = 417,070.08/x - Step 3: Cross multiply
703,720.17x = 971,110.22 × 417,070.08 - Step 4: Simplify right side
703,720.17x = 405,021,015,058.87 - Step 5: Solve for x
x = 405,021,015,058.87/703,720.17 - Step 6: Final answer
x = 575,542.71
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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.