Finding the Fourth Proportional to 877,992.08, 1,316,987.80 and 246,905.88
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Solution
The fourth proportional to 877,992.08, 1,316,987.80 and 246,905.88 is: 370,358.73
Step by Step Solution
- Step 1: Write the proportion equation
877,992.08 : 1,316,987.80 = 246,905.88 : x - Step 2: Convert to fraction form
877,992.08/1,316,987.80 = 246,905.88/x - Step 3: Cross multiply
877,992.08x = 1,316,987.80 × 246,905.88 - Step 4: Simplify right side
877,992.08x = 325,172,031,708.26 - Step 5: Solve for x
x = 325,172,031,708.26/877,992.08 - Step 6: Final answer
x = 370,358.73
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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.