Finding the Fourth Proportional to 779,130.01, 1,170,567.87 and 736,116.58
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Solution
The fourth proportional to 779,130.01, 1,170,567.87 and 736,116.58 is: 1,105,944.33
Step by Step Solution
- Step 1: Write the proportion equation
779,130.01 : 1,170,567.87 = 736,116.58 : x - Step 2: Convert to fraction form
779,130.01/1,170,567.87 = 736,116.58/x - Step 3: Cross multiply
779,130.01x = 1,170,567.87 × 736,116.58 - Step 4: Simplify right side
779,130.01x = 861,674,417,122.29 - Step 5: Solve for x
x = 861,674,417,122.29/779,130.01 - Step 6: Final answer
x = 1,105,944.33
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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.