Finding the Fourth Proportional to 991,893.12, 1,368,962.16 and 604,933.08
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Solution
The fourth proportional to 991,893.12, 1,368,962.16 and 604,933.08 is: 834,898.92
Step by Step Solution
- Step 1: Write the proportion equation
991,893.12 : 1,368,962.16 = 604,933.08 : x - Step 2: Convert to fraction form
991,893.12/1,368,962.16 = 604,933.08/x - Step 3: Cross multiply
991,893.12x = 1,368,962.16 × 604,933.08 - Step 4: Simplify right side
991,893.12x = 828,130,495,852.25 - Step 5: Solve for x
x = 828,130,495,852.25/991,893.12 - Step 6: Final answer
x = 834,898.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.