Home / 997,716.18-1,376,846.19-545,007.18

Finding the Fourth Proportional to 997,716.18, 1,376,846.19 and 545,007.18

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Solution

The fourth proportional to 997,716.18, 1,376,846.19 and 545,007.18 is: 752,108.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,716.18 : 1,376,846.19 = 545,007.18 : x
  2. Step 2: Convert to fraction form
    997,716.18/1,376,846.19 = 545,007.18/x
  3. Step 3: Cross multiply
    997,716.18x = 1,376,846.19 × 545,007.18
  4. Step 4: Simplify right side
    997,716.18x = 750,391,059,305.64
  5. Step 5: Solve for x
    x = 750,391,059,305.64/997,716.18
  6. Step 6: Final answer
    x = 752,108.74

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1.5x scale

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.