Finding the Fourth Proportional to 4,671,775.62, 6,447,066.12 and 2,606,753.62
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Solution
The fourth proportional to 4,671,775.62, 6,447,066.12 and 2,606,753.62 is: 3,597,328.79
Step by Step Solution
- Step 1: Write the proportion equation
4,671,775.62 : 6,447,066.12 = 2,606,753.62 : x - Step 2: Convert to fraction form
4,671,775.62/6,447,066.12 = 2,606,753.62/x - Step 3: Cross multiply
4,671,775.62x = 6,447,066.12 × 2,606,753.62 - Step 4: Simplify right side
4,671,775.62x = 16,805,912,946,689.36 - Step 5: Solve for x
x = 16,805,912,946,689.36/4,671,775.62 - Step 6: Final answer
x = 3,597,328.79
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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.