Finding the Fourth Proportional to 5,862,665.12, 8,090,478.64 and 3,249,337.92
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Solution
The fourth proportional to 5,862,665.12, 8,090,478.64 and 3,249,337.92 is: 4,484,086.76
Step by Step Solution
- Step 1: Write the proportion equation
5,862,665.12 : 8,090,478.64 = 3,249,337.92 : x - Step 2: Convert to fraction form
5,862,665.12/8,090,478.64 = 3,249,337.92/x - Step 3: Cross multiply
5,862,665.12x = 8,090,478.64 × 3,249,337.92 - Step 4: Simplify right side
5,862,665.12x = 26,288,698,991,346.88 - Step 5: Solve for x
x = 26,288,698,991,346.88/5,862,665.12 - Step 6: Final answer
x = 4,484,086.76
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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.