Finding the Fourth Proportional to 5,000,196.94, 6,900,272.01 and 2,708,357.63
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Solution
The fourth proportional to 5,000,196.94, 6,900,272.01 and 2,708,357.63 is: 3,737,533.65
Step by Step Solution
- Step 1: Write the proportion equation
5,000,196.94 : 6,900,272.01 = 2,708,357.63 : x - Step 2: Convert to fraction form
5,000,196.94/6,900,272.01 = 2,708,357.63/x - Step 3: Cross multiply
5,000,196.94x = 6,900,272.01 × 2,708,357.63 - Step 4: Simplify right side
5,000,196.94x = 18,688,404,312,857.57 - Step 5: Solve for x
x = 18,688,404,312,857.57/5,000,196.94 - Step 6: Final answer
x = 3,737,533.65
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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.