Finding the Fourth Proportional to 659,201.70, 988,802.55 and 160,565.70
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Solution
The fourth proportional to 659,201.70, 988,802.55 and 160,565.70 is: 240,848.55
Step by Step Solution
- Step 1: Write the proportion equation
659,201.70 : 988,802.55 = 160,565.70 : x - Step 2: Convert to fraction form
659,201.70/988,802.55 = 160,565.70/x - Step 3: Cross multiply
659,201.70x = 988,802.55 × 160,565.70 - Step 4: Simplify right side
659,201.70x = 158,767,773,602.54 - Step 5: Solve for x
x = 158,767,773,602.54/659,201.70 - Step 6: Final answer
x = 240,848.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.