Finding the Fourth Proportional to 240,478.08, 360,776.48 and 74,266.08
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Solution
The fourth proportional to 240,478.08, 360,776.48 and 74,266.08 is: 111,417.45
Step by Step Solution
- Step 1: Write the proportion equation
240,478.08 : 360,776.48 = 74,266.08 : x - Step 2: Convert to fraction form
240,478.08/360,776.48 = 74,266.08/x - Step 3: Cross multiply
240,478.08x = 360,776.48 × 74,266.08 - Step 4: Simplify right side
240,478.08x = 26,793,454,925.80 - Step 5: Solve for x
x = 26,793,454,925.80/240,478.08 - Step 6: Final answer
x = 111,417.45
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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.