Finding the Fourth Proportional to 6,779,841.80, 10,169,762.70 and 2,292,117.80
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Solution
The fourth proportional to 6,779,841.80, 10,169,762.70 and 2,292,117.80 is: 3,438,176.70
Step by Step Solution
- Step 1: Write the proportion equation
6,779,841.80 : 10,169,762.70 = 2,292,117.80 : x - Step 2: Convert to fraction form
6,779,841.80/10,169,762.70 = 2,292,117.80/x - Step 3: Cross multiply
6,779,841.80x = 10,169,762.70 × 2,292,117.80 - Step 4: Simplify right side
6,779,841.80x = 23,310,294,106,446.05 - Step 5: Solve for x
x = 23,310,294,106,446.05/6,779,841.80 - Step 6: Final answer
x = 3,438,176.70
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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.