Finding the Fourth Proportional to 292,926.24, 439,389.36 and 93,245.76
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Solution
The fourth proportional to 292,926.24, 439,389.36 and 93,245.76 is: 139,868.64
Step by Step Solution
- Step 1: Write the proportion equation
292,926.24 : 439,389.36 = 93,245.76 : x - Step 2: Convert to fraction form
292,926.24/439,389.36 = 93,245.76/x - Step 3: Cross multiply
292,926.24x = 439,389.36 × 93,245.76 - Step 4: Simplify right side
292,926.24x = 40,971,194,809.11 - Step 5: Solve for x
x = 40,971,194,809.11/292,926.24 - Step 6: Final answer
x = 139,868.64
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.