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Finding the Fourth Proportional to 483,022.80, 666,574.38 and 265,240.80

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Solution

The fourth proportional to 483,022.80, 666,574.38 and 265,240.80 is: 366,033.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,022.80 : 666,574.38 = 265,240.80 : x
  2. Step 2: Convert to fraction form
    483,022.80/666,574.38 = 265,240.80/x
  3. Step 3: Cross multiply
    483,022.80x = 666,574.38 × 265,240.80
  4. Step 4: Simplify right side
    483,022.80x = 176,802,721,810.70
  5. Step 5: Solve for x
    x = 176,802,721,810.70/483,022.80
  6. Step 6: Final answer
    x = 366,033.91

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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.