Finding the Fourth Proportional to 738,111.23, 1,107,210.58 and 232,688.24
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Solution
The fourth proportional to 738,111.23, 1,107,210.58 and 232,688.24 is: 349,046.14
Step by Step Solution
- Step 1: Write the proportion equation
738,111.23 : 1,107,210.58 = 232,688.24 : x - Step 2: Convert to fraction form
738,111.23/1,107,210.58 = 232,688.24/x - Step 3: Cross multiply
738,111.23x = 1,107,210.58 × 232,688.24 - Step 4: Simplify right side
738,111.23x = 257,634,875,051.81 - Step 5: Solve for x
x = 257,634,875,051.81/738,111.23 - Step 6: Final answer
x = 349,046.14
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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.