Finding the Fourth Proportional to 1,199,710.99, 1,646,788.47 and 1,060,699.80
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Solution
The fourth proportional to 1,199,710.99, 1,646,788.47 and 1,060,699.80 is: 1,455,974.16
Step by Step Solution
- Step 1: Write the proportion equation
1,199,710.99 : 1,646,788.47 = 1,060,699.80 : x - Step 2: Convert to fraction form
1,199,710.99/1,646,788.47 = 1,060,699.80/x - Step 3: Cross multiply
1,199,710.99x = 1,646,788.47 × 1,060,699.80 - Step 4: Simplify right side
1,199,710.99x = 1,746,748,200,771.31 - Step 5: Solve for x
x = 1,746,748,200,771.31/1,199,710.99 - Step 6: Final answer
x = 1,455,974.16
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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.