Finding the Fourth Proportional to 295,681.44, 408,113.28 and 168,432.06
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Solution
The fourth proportional to 295,681.44, 408,113.28 and 168,432.06 is: 232,477.77
Step by Step Solution
- Step 1: Write the proportion equation
295,681.44 : 408,113.28 = 168,432.06 : x - Step 2: Convert to fraction form
295,681.44/408,113.28 = 168,432.06/x - Step 3: Cross multiply
295,681.44x = 408,113.28 × 168,432.06 - Step 4: Simplify right side
295,681.44x = 68,739,360,463.76 - Step 5: Solve for x
x = 68,739,360,463.76/295,681.44 - Step 6: Final answer
x = 232,477.77
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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.