Finding the Fourth Proportional to 952,423.98, 1,314,303.94 and 522,711.42
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Solution
The fourth proportional to 952,423.98, 1,314,303.94 and 522,711.42 is: 721,319.17
Step by Step Solution
- Step 1: Write the proportion equation
952,423.98 : 1,314,303.94 = 522,711.42 : x - Step 2: Convert to fraction form
952,423.98/1,314,303.94 = 522,711.42/x - Step 3: Cross multiply
952,423.98x = 1,314,303.94 × 522,711.42 - Step 4: Simplify right side
952,423.98x = 687,001,678,789.00 - Step 5: Solve for x
x = 687,001,678,789.00/952,423.98 - Step 6: Final answer
x = 721,319.17
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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.