Finding the Fourth Proportional to 976,029.24, 1,346,980.14 and 546,336.12
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Solution
The fourth proportional to 976,029.24, 1,346,980.14 and 546,336.12 is: 753,977.31
Step by Step Solution
- Step 1: Write the proportion equation
976,029.24 : 1,346,980.14 = 546,336.12 : x - Step 2: Convert to fraction form
976,029.24/1,346,980.14 = 546,336.12/x - Step 3: Cross multiply
976,029.24x = 1,346,980.14 × 546,336.12 - Step 4: Simplify right side
976,029.24x = 735,903,903,404.66 - Step 5: Solve for x
x = 735,903,903,404.66/976,029.24 - Step 6: Final answer
x = 753,977.31
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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.