Finding the Fourth Proportional to 953,726.92, 1,430,532.44 and 338,261.38
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Solution
The fourth proportional to 953,726.92, 1,430,532.44 and 338,261.38 is: 507,371.52
Step by Step Solution
- Step 1: Write the proportion equation
953,726.92 : 1,430,532.44 = 338,261.38 : x - Step 2: Convert to fraction form
953,726.92/1,430,532.44 = 338,261.38/x - Step 3: Cross multiply
953,726.92x = 1,430,532.44 × 338,261.38 - Step 4: Simplify right side
953,726.92x = 483,893,873,290.01 - Step 5: Solve for x
x = 483,893,873,290.01/953,726.92 - Step 6: Final answer
x = 507,371.52
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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.