Finding the Fourth Proportional to 417,259.08, 575,817.84 and 226,272.42
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Solution
The fourth proportional to 417,259.08, 575,817.84 and 226,272.42 is: 312,256.11
Step by Step Solution
- Step 1: Write the proportion equation
417,259.08 : 575,817.84 = 226,272.42 : x - Step 2: Convert to fraction form
417,259.08/575,817.84 = 226,272.42/x - Step 3: Cross multiply
417,259.08x = 575,817.84 × 226,272.42 - Step 4: Simplify right side
417,259.08x = 130,291,696,135.97 - Step 5: Solve for x
x = 130,291,696,135.97/417,259.08 - Step 6: Final answer
x = 312,256.11
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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.