Finding the Fourth Proportional to 616,747.30, 925,470.84 and 243,032.74
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Solution
The fourth proportional to 616,747.30, 925,470.84 and 243,032.74 is: 364,686.99
Step by Step Solution
- Step 1: Write the proportion equation
616,747.30 : 925,470.84 = 243,032.74 : x - Step 2: Convert to fraction form
616,747.30/925,470.84 = 243,032.74/x - Step 3: Cross multiply
616,747.30x = 925,470.84 × 243,032.74 - Step 4: Simplify right side
616,747.30x = 224,919,714,035.30 - Step 5: Solve for x
x = 224,919,714,035.30/616,747.30 - Step 6: Final answer
x = 364,686.99
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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.