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Finding the Fourth Proportional to 446,560.56, 615,831.30 and 293,328.36

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Solution

The fourth proportional to 446,560.56, 615,831.30 and 293,328.36 is: 404,515.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,560.56 : 615,831.30 = 293,328.36 : x
  2. Step 2: Convert to fraction form
    446,560.56/615,831.30 = 293,328.36/x
  3. Step 3: Cross multiply
    446,560.56x = 615,831.30 × 293,328.36
  4. Step 4: Simplify right side
    446,560.56x = 180,640,785,265.67
  5. Step 5: Solve for x
    x = 180,640,785,265.67/446,560.56
  6. Step 6: Final answer
    x = 404,515.76

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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.