Finding the Fourth Proportional to 955,586.07, 1,318,708.98 and 525,866.19
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Solution
The fourth proportional to 955,586.07, 1,318,708.98 and 525,866.19 is: 725,695.45
Step by Step Solution
- Step 1: Write the proportion equation
955,586.07 : 1,318,708.98 = 525,866.19 : x - Step 2: Convert to fraction form
955,586.07/1,318,708.98 = 525,866.19/x - Step 3: Cross multiply
955,586.07x = 1,318,708.98 × 525,866.19 - Step 4: Simplify right side
955,586.07x = 693,464,467,031.39 - Step 5: Solve for x
x = 693,464,467,031.39/955,586.07 - Step 6: Final answer
x = 725,695.45
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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.