Finding the Fourth Proportional to 1,248,722.54, 1,723,236.99 and 675,762.74
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Solution
The fourth proportional to 1,248,722.54, 1,723,236.99 and 675,762.74 is: 932,552.52
Step by Step Solution
- Step 1: Write the proportion equation
1,248,722.54 : 1,723,236.99 = 675,762.74 : x - Step 2: Convert to fraction form
1,248,722.54/1,723,236.99 = 675,762.74/x - Step 3: Cross multiply
1,248,722.54x = 1,723,236.99 × 675,762.74 - Step 4: Simplify right side
1,248,722.54x = 1,164,499,350,031.75 - Step 5: Solve for x
x = 1,164,499,350,031.75/1,248,722.54 - Step 6: Final answer
x = 932,552.52
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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.