Finding the Fourth Proportional to 483,508.77, 724,812.24 and 163,437.95
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Solution
The fourth proportional to 483,508.77, 724,812.24 and 163,437.95 is: 245,004.50
Step by Step Solution
- Step 1: Write the proportion equation
483,508.77 : 724,812.24 = 163,437.95 : x - Step 2: Convert to fraction form
483,508.77/724,812.24 = 163,437.95/x - Step 3: Cross multiply
483,508.77x = 724,812.24 × 163,437.95 - Step 4: Simplify right side
483,508.77x = 118,461,823,016.45 - Step 5: Solve for x
x = 118,461,823,016.45/483,508.77 - Step 6: Final answer
x = 245,004.50
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1.5x scale
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.