Finding the Fourth Proportional to 1,014,586.08, 1,400,154.12 and 555,725.76
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Solution
The fourth proportional to 1,014,586.08, 1,400,154.12 and 555,725.76 is: 766,915.42
Step by Step Solution
- Step 1: Write the proportion equation
1,014,586.08 : 1,400,154.12 = 555,725.76 : x - Step 2: Convert to fraction form
1,014,586.08/1,400,154.12 = 555,725.76/x - Step 3: Cross multiply
1,014,586.08x = 1,400,154.12 × 555,725.76 - Step 4: Simplify right side
1,014,586.08x = 778,101,712,454.13 - Step 5: Solve for x
x = 778,101,712,454.13/1,014,586.08 - Step 6: Final answer
x = 766,915.42
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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.