Finding the Fourth Proportional to 346,246.74, 519,447.93 and 109,603.62
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Solution
The fourth proportional to 346,246.74, 519,447.93 and 109,603.62 is: 164,430.06
Step by Step Solution
- Step 1: Write the proportion equation
346,246.74 : 519,447.93 = 109,603.62 : x - Step 2: Convert to fraction form
346,246.74/519,447.93 = 109,603.62/x - Step 3: Cross multiply
346,246.74x = 519,447.93 × 109,603.62 - Step 4: Simplify right side
346,246.74x = 56,933,373,529.51 - Step 5: Solve for x
x = 56,933,373,529.51/346,246.74 - Step 6: Final answer
x = 164,430.06
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1.5x scale
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.