Finding the Fourth Proportional to 346,552.76, 519,878.35 and 106,686.63
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Solution
The fourth proportional to 346,552.76, 519,878.35 and 106,686.63 is: 160,045.09
Step by Step Solution
- Step 1: Write the proportion equation
346,552.76 : 519,878.35 = 106,686.63 : x - Step 2: Convert to fraction form
346,552.76/519,878.35 = 106,686.63/x - Step 3: Cross multiply
346,552.76x = 519,878.35 × 106,686.63 - Step 4: Simplify right side
346,552.76x = 55,464,067,842.66 - Step 5: Solve for x
x = 55,464,067,842.66/346,552.76 - Step 6: Final answer
x = 160,045.09
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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.