Home / 984,192.70-1,358,179.74-554,610.82

Finding the Fourth Proportional to 984,192.70, 1,358,179.74 and 554,610.82

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Solution

The fourth proportional to 984,192.70, 1,358,179.74 and 554,610.82 is: 765,359.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,192.70 : 1,358,179.74 = 554,610.82 : x
  2. Step 2: Convert to fraction form
    984,192.70/1,358,179.74 = 554,610.82/x
  3. Step 3: Cross multiply
    984,192.70x = 1,358,179.74 × 554,610.82
  4. Step 4: Simplify right side
    984,192.70x = 753,261,179,308.79
  5. Step 5: Solve for x
    x = 753,261,179,308.79/984,192.70
  6. Step 6: Final answer
    x = 765,359.45

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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.