Finding the Fourth Proportional to 904,811.06, 1,249,124.02 and 697,626.92
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Solution
The fourth proportional to 904,811.06, 1,249,124.02 and 697,626.92 is: 963,098.91
Step by Step Solution
- Step 1: Write the proportion equation
904,811.06 : 1,249,124.02 = 697,626.92 : x - Step 2: Convert to fraction form
904,811.06/1,249,124.02 = 697,626.92/x - Step 3: Cross multiply
904,811.06x = 1,249,124.02 × 697,626.92 - Step 4: Simplify right side
904,811.06x = 871,422,542,770.62 - Step 5: Solve for x
x = 871,422,542,770.62/904,811.06 - Step 6: Final answer
x = 963,098.91
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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.