Finding the Fourth Proportional to 5,306,497.42, 7,962,831.82 and 2,232,262.90
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Solution
The fourth proportional to 5,306,497.42, 7,962,831.82 and 2,232,262.90 is: 3,349,692.39
Step by Step Solution
- Step 1: Write the proportion equation
5,306,497.42 : 7,962,831.82 = 2,232,262.90 : x - Step 2: Convert to fraction form
5,306,497.42/7,962,831.82 = 2,232,262.90/x - Step 3: Cross multiply
5,306,497.42x = 7,962,831.82 × 2,232,262.90 - Step 4: Simplify right side
5,306,497.42x = 17,775,134,050,725.48 - Step 5: Solve for x
x = 17,775,134,050,725.48/5,306,497.42 - Step 6: Final answer
x = 3,349,692.39
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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.