Finding the Fourth Proportional to 460,111.24, 634,958.58 and 253,402.84
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Solution
The fourth proportional to 460,111.24, 634,958.58 and 253,402.84 is: 349,698.71
Step by Step Solution
- Step 1: Write the proportion equation
460,111.24 : 634,958.58 = 253,402.84 : x - Step 2: Convert to fraction form
460,111.24/634,958.58 = 253,402.84/x - Step 3: Cross multiply
460,111.24x = 634,958.58 × 253,402.84 - Step 4: Simplify right side
460,111.24x = 160,900,307,454.37 - Step 5: Solve for x
x = 160,900,307,454.37/460,111.24 - Step 6: Final answer
x = 349,698.71
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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.