Finding the Fourth Proportional to 524,848.20, 787,466.70 and 169,873.80
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Solution
The fourth proportional to 524,848.20, 787,466.70 and 169,873.80 is: 254,873.62
Step by Step Solution
- Step 1: Write the proportion equation
524,848.20 : 787,466.70 = 169,873.80 : x - Step 2: Convert to fraction form
524,848.20/787,466.70 = 169,873.80/x - Step 3: Cross multiply
524,848.20x = 787,466.70 × 169,873.80 - Step 4: Simplify right side
524,848.20x = 133,769,960,702.46 - Step 5: Solve for x
x = 133,769,960,702.46/524,848.20 - Step 6: Final answer
x = 254,873.62
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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.