Finding the Fourth Proportional to 888,162.55, 1,225,663.37 and 480,263.36
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Solution
The fourth proportional to 888,162.55, 1,225,663.37 and 480,263.36 is: 662,762.92
Step by Step Solution
- Step 1: Write the proportion equation
888,162.55 : 1,225,663.37 = 480,263.36 : x - Step 2: Convert to fraction form
888,162.55/1,225,663.37 = 480,263.36/x - Step 3: Cross multiply
888,162.55x = 1,225,663.37 × 480,263.36 - Step 4: Simplify right side
888,162.55x = 588,641,205,903.81 - Step 5: Solve for x
x = 588,641,205,903.81/888,162.55 - Step 6: Final answer
x = 662,762.92
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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.