Finding the Fourth Proportional to 1,679,006.13, 2,316,917.61 and 944,073.66
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Solution
The fourth proportional to 1,679,006.13, 2,316,917.61 and 944,073.66 is: 1,302,759.32
Step by Step Solution
- Step 1: Write the proportion equation
1,679,006.13 : 2,316,917.61 = 944,073.66 : x - Step 2: Convert to fraction form
1,679,006.13/2,316,917.61 = 944,073.66/x - Step 3: Cross multiply
1,679,006.13x = 2,316,917.61 × 944,073.66 - Step 4: Simplify right side
1,679,006.13x = 2,187,340,887,991.15 - Step 5: Solve for x
x = 2,187,340,887,991.15/1,679,006.13 - Step 6: Final answer
x = 1,302,759.32
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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.