Finding the Fourth Proportional to 714,379.24, 1,070,823.66 and 240,901.84
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Solution
The fourth proportional to 714,379.24, 1,070,823.66 and 240,901.84 is: 361,101.46
Step by Step Solution
- Step 1: Write the proportion equation
714,379.24 : 1,070,823.66 = 240,901.84 : x - Step 2: Convert to fraction form
714,379.24/1,070,823.66 = 240,901.84/x - Step 3: Cross multiply
714,379.24x = 1,070,823.66 × 240,901.84 - Step 4: Simplify right side
714,379.24x = 257,963,390,009.53 - Step 5: Solve for x
x = 257,963,390,009.53/714,379.24 - Step 6: Final answer
x = 361,101.46
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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.