Home / 446,821.84-616,757.92-286,109.92

Finding the Fourth Proportional to 446,821.84, 616,757.92 and 286,109.92

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Solution

The fourth proportional to 446,821.84, 616,757.92 and 286,109.92 is: 394,923.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,821.84 : 616,757.92 = 286,109.92 : x
  2. Step 2: Convert to fraction form
    446,821.84/616,757.92 = 286,109.92/x
  3. Step 3: Cross multiply
    446,821.84x = 616,757.92 × 286,109.92
  4. Step 4: Simplify right side
    446,821.84x = 176,460,559,150.57
  5. Step 5: Solve for x
    x = 176,460,559,150.57/446,821.84
  6. Step 6: Final answer
    x = 394,923.76

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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.