Finding the Fourth Proportional to 343,274.19, 473,746.32 and 190,360.26
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Solution
The fourth proportional to 343,274.19, 473,746.32 and 190,360.26 is: 262,712.65
Step by Step Solution
- Step 1: Write the proportion equation
343,274.19 : 473,746.32 = 190,360.26 : x - Step 2: Convert to fraction form
343,274.19/473,746.32 = 190,360.26/x - Step 3: Cross multiply
343,274.19x = 473,746.32 × 190,360.26 - Step 4: Simplify right side
343,274.19x = 90,182,472,649.24 - Step 5: Solve for x
x = 90,182,472,649.24/343,274.19 - Step 6: Final answer
x = 262,712.65
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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.