Finding the Fourth Proportional to 344,303.70, 516,485.30 and 94,985.70
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Solution
The fourth proportional to 344,303.70, 516,485.30 and 94,985.70 is: 142,486.76
Step by Step Solution
- Step 1: Write the proportion equation
344,303.70 : 516,485.30 = 94,985.70 : x - Step 2: Convert to fraction form
344,303.70/516,485.30 = 94,985.70/x - Step 3: Cross multiply
344,303.70x = 516,485.30 × 94,985.70 - Step 4: Simplify right side
344,303.70x = 49,058,717,760.21 - Step 5: Solve for x
x = 49,058,717,760.21/344,303.70 - Step 6: Final answer
x = 142,486.76
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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.