Finding the Fourth Proportional to 1,268,331.60, 1,750,259.70 and 695,352.18
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Solution
The fourth proportional to 1,268,331.60, 1,750,259.70 and 695,352.18 is: 959,565.23
Step by Step Solution
- Step 1: Write the proportion equation
1,268,331.60 : 1,750,259.70 = 695,352.18 : x - Step 2: Convert to fraction form
1,268,331.60/1,750,259.70 = 695,352.18/x - Step 3: Cross multiply
1,268,331.60x = 1,750,259.70 × 695,352.18 - Step 4: Simplify right side
1,268,331.60x = 1,217,046,897,961.15 - Step 5: Solve for x
x = 1,217,046,897,961.15/1,268,331.60 - Step 6: Final answer
x = 959,565.23
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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.