Finding the Fourth Proportional to 1,178,693.19, 1,626,649.97 and 695,278.71
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Solution
The fourth proportional to 1,178,693.19, 1,626,649.97 and 695,278.71 is: 959,516.10
Step by Step Solution
- Step 1: Write the proportion equation
1,178,693.19 : 1,626,649.97 = 695,278.71 : x - Step 2: Convert to fraction form
1,178,693.19/1,626,649.97 = 695,278.71/x - Step 3: Cross multiply
1,178,693.19x = 1,626,649.97 × 695,278.71 - Step 4: Simplify right side
1,178,693.19x = 1,130,975,089,286.75 - Step 5: Solve for x
x = 1,130,975,089,286.75/1,178,693.19 - Step 6: Final answer
x = 959,516.10
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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.