Home / 607,166.24-838,633.38-454,885.43

Finding the Fourth Proportional to 607,166.24, 838,633.38 and 454,885.43

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Solution

The fourth proportional to 607,166.24, 838,633.38 and 454,885.43 is: 628,299.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,166.24 : 838,633.38 = 454,885.43 : x
  2. Step 2: Convert to fraction form
    607,166.24/838,633.38 = 454,885.43/x
  3. Step 3: Cross multiply
    607,166.24x = 838,633.38 × 454,885.43
  4. Step 4: Simplify right side
    607,166.24x = 381,482,105,673.65
  5. Step 5: Solve for x
    x = 381,482,105,673.65/607,166.24
  6. Step 6: Final answer
    x = 628,299.27

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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.