Finding the Fourth Proportional to 1,014,781.44, 1,399,432.08 and 606,816.84
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Solution
The fourth proportional to 1,014,781.44, 1,399,432.08 and 606,816.84 is: 836,829.41
Step by Step Solution
- Step 1: Write the proportion equation
1,014,781.44 : 1,399,432.08 = 606,816.84 : x - Step 2: Convert to fraction form
1,014,781.44/1,399,432.08 = 606,816.84/x - Step 3: Cross multiply
1,014,781.44x = 1,399,432.08 × 606,816.84 - Step 4: Simplify right side
1,014,781.44x = 849,198,952,580.23 - Step 5: Solve for x
x = 849,198,952,580.23/1,014,781.44 - Step 6: Final answer
x = 836,829.41
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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.