Finding the Fourth Proportional to 473,029.20, 709,543.80 and 224,197.20
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Solution
The fourth proportional to 473,029.20, 709,543.80 and 224,197.20 is: 336,295.80
Step by Step Solution
- Step 1: Write the proportion equation
473,029.20 : 709,543.80 = 224,197.20 : x - Step 2: Convert to fraction form
473,029.20/709,543.80 = 224,197.20/x - Step 3: Cross multiply
473,029.20x = 709,543.80 × 224,197.20 - Step 4: Simplify right side
473,029.20x = 159,077,733,237.36 - Step 5: Solve for x
x = 159,077,733,237.36/473,029.20 - Step 6: Final answer
x = 336,295.80
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1.5x scale
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.