Finding the Fourth Proportional to 473,659.80, 710,489.70 and 341,467.80
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Solution
The fourth proportional to 473,659.80, 710,489.70 and 341,467.80 is: 512,201.70
Step by Step Solution
- Step 1: Write the proportion equation
473,659.80 : 710,489.70 = 341,467.80 : x - Step 2: Convert to fraction form
473,659.80/710,489.70 = 341,467.80/x - Step 3: Cross multiply
473,659.80x = 710,489.70 × 341,467.80 - Step 4: Simplify right side
473,659.80x = 242,609,354,781.66 - Step 5: Solve for x
x = 242,609,354,781.66/473,659.80 - Step 6: Final answer
x = 512,201.70
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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.