Finding the Fourth Proportional to 532,511.70, 798,767.55 and 322,559.70
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Solution
The fourth proportional to 532,511.70, 798,767.55 and 322,559.70 is: 483,839.55
Step by Step Solution
- Step 1: Write the proportion equation
532,511.70 : 798,767.55 = 322,559.70 : x - Step 2: Convert to fraction form
532,511.70/798,767.55 = 322,559.70/x - Step 3: Cross multiply
532,511.70x = 798,767.55 × 322,559.70 - Step 4: Simplify right side
532,511.70x = 257,650,221,297.74 - Step 5: Solve for x
x = 257,650,221,297.74/532,511.70 - Step 6: Final answer
x = 483,839.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.