Finding the Fourth Proportional to 5,624,959.06, 7,762,602.90 and 3,177,673.66
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Solution
The fourth proportional to 5,624,959.06, 7,762,602.90 and 3,177,673.66 is: 4,385,279.70
Step by Step Solution
- Step 1: Write the proportion equation
5,624,959.06 : 7,762,602.90 = 3,177,673.66 : x - Step 2: Convert to fraction form
5,624,959.06/7,762,602.90 = 3,177,673.66/x - Step 3: Cross multiply
5,624,959.06x = 7,762,602.90 × 3,177,673.66 - Step 4: Simplify right side
5,624,959.06x = 24,667,018,768,369.62 - Step 5: Solve for x
x = 24,667,018,768,369.62/5,624,959.06 - Step 6: Final answer
x = 4,385,279.70
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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.