Finding the Fourth Proportional to 248,832,124.55, 348,723,292.45 and 248,832,124.55
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Solution
The fourth proportional to 248,832,124.55, 348,723,292.45 and 248,832,124.55 is: 348,723,292.45
Step by Step Solution
- Step 1: Write the proportion equation
248,832,124.55 : 348,723,292.45 = 248,832,124.55 : x - Step 2: Convert to fraction form
248,832,124.55/348,723,292.45 = 248,832,124.55/x - Step 3: Cross multiply
248,832,124.55x = 348,723,292.45 × 248,832,124.55 - Step 4: Simplify right side
248,832,124.55x = 86,773,557,740,404,480 - Step 5: Solve for x
x = 86,773,557,740,404,480/248,832,124.55 - Step 6: Final answer
x = 348,723,292.45
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.