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Finding the Fourth Proportional to 430,120.26, 593,395.47 and 248,798.52

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Solution

The fourth proportional to 430,120.26, 593,395.47 and 248,798.52 is: 343,243.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,120.26 : 593,395.47 = 248,798.52 : x
  2. Step 2: Convert to fraction form
    430,120.26/593,395.47 = 248,798.52/x
  3. Step 3: Cross multiply
    430,120.26x = 593,395.47 × 248,798.52
  4. Step 4: Simplify right side
    430,120.26x = 147,635,914,710.70
  5. Step 5: Solve for x
    x = 147,635,914,710.70/430,120.26
  6. Step 6: Final answer
    x = 343,243.34

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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.