Finding the Fourth Proportional to 7,091,903.08, 10,637,854.54 and 1,773,119.08
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Solution
The fourth proportional to 7,091,903.08, 10,637,854.54 and 1,773,119.08 is: 2,659,678.60
Step by Step Solution
- Step 1: Write the proportion equation
7,091,903.08 : 10,637,854.54 = 1,773,119.08 : x - Step 2: Convert to fraction form
7,091,903.08/10,637,854.54 = 1,773,119.08/x - Step 3: Cross multiply
7,091,903.08x = 10,637,854.54 × 1,773,119.08 - Step 4: Simplify right side
7,091,903.08x = 18,862,182,855,138.62 - Step 5: Solve for x
x = 18,862,182,855,138.62/7,091,903.08 - Step 6: Final answer
x = 2,659,678.60
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1.5x scale
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.