Finding the Fourth Proportional to 539,104.26, 744,203.04 and 348,210.75
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Solution
The fourth proportional to 539,104.26, 744,203.04 and 348,210.75 is: 480,685.31
Step by Step Solution
- Step 1: Write the proportion equation
539,104.26 : 744,203.04 = 348,210.75 : x - Step 2: Convert to fraction form
539,104.26/744,203.04 = 348,210.75/x - Step 3: Cross multiply
539,104.26x = 744,203.04 × 348,210.75 - Step 4: Simplify right side
539,104.26x = 259,139,498,710.68 - Step 5: Solve for x
x = 259,139,498,710.68/539,104.26 - Step 6: Final answer
x = 480,685.31
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Double scale
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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.