Home / 445,782.33-614,717.10-381,464.40

Finding the Fourth Proportional to 445,782.33, 614,717.10 and 381,464.40

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Solution

The fourth proportional to 445,782.33, 614,717.10 and 381,464.40 is: 526,025.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,782.33 : 614,717.10 = 381,464.40 : x
  2. Step 2: Convert to fraction form
    445,782.33/614,717.10 = 381,464.40/x
  3. Step 3: Cross multiply
    445,782.33x = 614,717.10 × 381,464.40
  4. Step 4: Simplify right side
    445,782.33x = 234,492,689,721.24
  5. Step 5: Solve for x
    x = 234,492,689,721.24/445,782.33
  6. Step 6: Final answer
    x = 526,025.09

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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.