Finding the Fourth Proportional to 1,352,973.09, 1,866,395.00 and 836,561.91
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Solution
The fourth proportional to 1,352,973.09, 1,866,395.00 and 836,561.91 is: 1,154,017.75
Step by Step Solution
- Step 1: Write the proportion equation
1,352,973.09 : 1,866,395.00 = 836,561.91 : x - Step 2: Convert to fraction form
1,352,973.09/1,866,395.00 = 836,561.91/x - Step 3: Cross multiply
1,352,973.09x = 1,866,395.00 × 836,561.91 - Step 4: Simplify right side
1,352,973.09x = 1,561,354,961,831.64 - Step 5: Solve for x
x = 1,561,354,961,831.64/1,352,973.09 - Step 6: Final answer
x = 1,154,017.75
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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.