Finding the Fourth Proportional to 836,051.13, 1,153,750.85 and 473,475.07
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Solution
The fourth proportional to 836,051.13, 1,153,750.85 and 473,475.07 is: 653,395.76
Step by Step Solution
- Step 1: Write the proportion equation
836,051.13 : 1,153,750.85 = 473,475.07 : x - Step 2: Convert to fraction form
836,051.13/1,153,750.85 = 473,475.07/x - Step 3: Cross multiply
836,051.13x = 1,153,750.85 × 473,475.07 - Step 4: Simplify right side
836,051.13x = 546,272,262,098.93 - Step 5: Solve for x
x = 546,272,262,098.93/836,051.13 - Step 6: Final answer
x = 653,395.76
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.