Finding the Fourth Proportional to 444,631.74, 613,585.71 and 243,427.74
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Solution
The fourth proportional to 444,631.74, 613,585.71 and 243,427.74 is: 335,926.95
Step by Step Solution
- Step 1: Write the proportion equation
444,631.74 : 613,585.71 = 243,427.74 : x - Step 2: Convert to fraction form
444,631.74/613,585.71 = 243,427.74/x - Step 3: Cross multiply
444,631.74x = 613,585.71 × 243,427.74 - Step 4: Simplify right side
444,631.74x = 149,363,782,681.60 - Step 5: Solve for x
x = 149,363,782,681.60/444,631.74 - Step 6: Final answer
x = 335,926.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.