Finding the Fourth Proportional to 524,867.36, 724,315.18 and 295,424.51
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Solution
The fourth proportional to 524,867.36, 724,315.18 and 295,424.51 is: 407,684.82
Step by Step Solution
- Step 1: Write the proportion equation
524,867.36 : 724,315.18 = 295,424.51 : x - Step 2: Convert to fraction form
524,867.36/724,315.18 = 295,424.51/x - Step 3: Cross multiply
524,867.36x = 724,315.18 × 295,424.51 - Step 4: Simplify right side
524,867.36x = 213,980,456,029.22 - Step 5: Solve for x
x = 213,980,456,029.22/524,867.36 - Step 6: Final answer
x = 407,684.82
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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.