Finding the Fourth Proportional to 1,348,831.24, 1,861,365.24 and 736,970.92
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Solution
The fourth proportional to 1,348,831.24, 1,861,365.24 and 736,970.92 is: 1,017,007.92
Step by Step Solution
- Step 1: Write the proportion equation
1,348,831.24 : 1,861,365.24 = 736,970.92 : x - Step 2: Convert to fraction form
1,348,831.24/1,861,365.24 = 736,970.92/x - Step 3: Cross multiply
1,348,831.24x = 1,861,365.24 × 736,970.92 - Step 4: Simplify right side
1,348,831.24x = 1,371,772,053,378.82 - Step 5: Solve for x
x = 1,371,772,053,378.82/1,348,831.24 - Step 6: Final answer
x = 1,017,007.92
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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.