Home / 969,398.46-1,337,566.86-561,475.56

Finding the Fourth Proportional to 969,398.46, 1,337,566.86 and 561,475.56

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Solution

The fourth proportional to 969,398.46, 1,337,566.86 and 561,475.56 is: 774,718.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,398.46 : 1,337,566.86 = 561,475.56 : x
  2. Step 2: Convert to fraction form
    969,398.46/1,337,566.86 = 561,475.56/x
  3. Step 3: Cross multiply
    969,398.46x = 1,337,566.86 × 561,475.56
  4. Step 4: Simplify right side
    969,398.46x = 751,011,101,755.94
  5. Step 5: Solve for x
    x = 751,011,101,755.94/969,398.46
  6. Step 6: Final answer
    x = 774,718.69

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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.