Finding the Fourth Proportional to 473,017.53, 709,531.56 and 157,473.93
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Solution
The fourth proportional to 473,017.53, 709,531.56 and 157,473.93 is: 236,212.65
Step by Step Solution
- Step 1: Write the proportion equation
473,017.53 : 709,531.56 = 157,473.93 : x - Step 2: Convert to fraction form
473,017.53/709,531.56 = 157,473.93/x - Step 3: Cross multiply
473,017.53x = 709,531.56 × 157,473.93 - Step 4: Simplify right side
473,017.53x = 111,732,723,212.23 - Step 5: Solve for x
x = 111,732,723,212.23/473,017.53 - Step 6: Final answer
x = 236,212.65
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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.