Finding the Fourth Proportional to 534,454.22, 737,547.01 and 292,740.84
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Solution
The fourth proportional to 534,454.22, 737,547.01 and 292,740.84 is: 403,982.46
Step by Step Solution
- Step 1: Write the proportion equation
534,454.22 : 737,547.01 = 292,740.84 : x - Step 2: Convert to fraction form
534,454.22/737,547.01 = 292,740.84/x - Step 3: Cross multiply
534,454.22x = 737,547.01 × 292,740.84 - Step 4: Simplify right side
534,454.22x = 215,910,130,515.04 - Step 5: Solve for x
x = 215,910,130,515.04/534,454.22 - Step 6: Final answer
x = 403,982.46
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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.