Home / 976,471.61-1,347,484.00-540,859.57

Finding the Fourth Proportional to 976,471.61, 1,347,484.00 and 540,859.57

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Solution

The fourth proportional to 976,471.61, 1,347,484.00 and 540,859.57 is: 746,360.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,471.61 : 1,347,484.00 = 540,859.57 : x
  2. Step 2: Convert to fraction form
    976,471.61/1,347,484.00 = 540,859.57/x
  3. Step 3: Cross multiply
    976,471.61x = 1,347,484.00 × 540,859.57
  4. Step 4: Simplify right side
    976,471.61x = 728,799,610,839.96
  5. Step 5: Solve for x
    x = 728,799,610,839.96/976,471.61
  6. Step 6: Final answer
    x = 746,360.27

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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.