Finding the Fourth Proportional to 1,779,349.35, 2,668,471.94 and 641,963.64
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Solution
The fourth proportional to 1,779,349.35, 2,668,471.94 and 641,963.64 is: 962,746.28
Step by Step Solution
- Step 1: Write the proportion equation
1,779,349.35 : 2,668,471.94 = 641,963.64 : x - Step 2: Convert to fraction form
1,779,349.35/2,668,471.94 = 641,963.64/x - Step 3: Cross multiply
1,779,349.35x = 2,668,471.94 × 641,963.64 - Step 4: Simplify right side
1,779,349.35x = 1,713,061,961,445.17 - Step 5: Solve for x
x = 1,713,061,961,445.17/1,779,349.35 - Step 6: Final answer
x = 962,746.28
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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.