Home / 377,033.22-520,315.80-204,962.76

Finding the Fourth Proportional to 377,033.22, 520,315.80 and 204,962.76

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Solution

The fourth proportional to 377,033.22, 520,315.80 and 204,962.76 is: 282,854.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,033.22 : 520,315.80 = 204,962.76 : x
  2. Step 2: Convert to fraction form
    377,033.22/520,315.80 = 204,962.76/x
  3. Step 3: Cross multiply
    377,033.22x = 520,315.80 × 204,962.76
  4. Step 4: Simplify right side
    377,033.22x = 106,645,362,439.61
  5. Step 5: Solve for x
    x = 106,645,362,439.61/377,033.22
  6. Step 6: Final answer
    x = 282,854.02

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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.