Home / 447,831.53-617,979.51-246,627.53

Finding the Fourth Proportional to 447,831.53, 617,979.51 and 246,627.53

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Solution

The fourth proportional to 447,831.53, 617,979.51 and 246,627.53 is: 340,330.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,831.53 : 617,979.51 = 246,627.53 : x
  2. Step 2: Convert to fraction form
    447,831.53/617,979.51 = 246,627.53/x
  3. Step 3: Cross multiply
    447,831.53x = 617,979.51 × 246,627.53
  4. Step 4: Simplify right side
    447,831.53x = 152,410,761,686.86
  5. Step 5: Solve for x
    x = 152,410,761,686.86/447,831.53
  6. Step 6: Final answer
    x = 340,330.57

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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.