Home / 472,453.14-651,966.54-278,923.20

Finding the Fourth Proportional to 472,453.14, 651,966.54 and 278,923.20

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Solution

The fourth proportional to 472,453.14, 651,966.54 and 278,923.20 is: 384,902.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,453.14 : 651,966.54 = 278,923.20 : x
  2. Step 2: Convert to fraction form
    472,453.14/651,966.54 = 278,923.20/x
  3. Step 3: Cross multiply
    472,453.14x = 651,966.54 × 278,923.20
  4. Step 4: Simplify right side
    472,453.14x = 181,848,593,629.73
  5. Step 5: Solve for x
    x = 181,848,593,629.73/472,453.14
  6. Step 6: Final answer
    x = 384,902.92

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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.