Home / 997,713.18-1,376,842.05-545,004.18

Finding the Fourth Proportional to 997,713.18, 1,376,842.05 and 545,004.18

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Solution

The fourth proportional to 997,713.18, 1,376,842.05 and 545,004.18 is: 752,104.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,713.18 : 1,376,842.05 = 545,004.18 : x
  2. Step 2: Convert to fraction form
    997,713.18/1,376,842.05 = 545,004.18/x
  3. Step 3: Cross multiply
    997,713.18x = 1,376,842.05 × 545,004.18
  4. Step 4: Simplify right side
    997,713.18x = 750,384,672,449.77
  5. Step 5: Solve for x
    x = 750,384,672,449.77/997,713.18
  6. Step 6: Final answer
    x = 752,104.60

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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.