Home / 607,152.24-838,614.06-454,871.43

Finding the Fourth Proportional to 607,152.24, 838,614.06 and 454,871.43

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Solution

The fourth proportional to 607,152.24, 838,614.06 and 454,871.43 is: 628,279.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,152.24 : 838,614.06 = 454,871.43 : x
  2. Step 2: Convert to fraction form
    607,152.24/838,614.06 = 454,871.43/x
  3. Step 3: Cross multiply
    607,152.24x = 838,614.06 × 454,871.43
  4. Step 4: Simplify right side
    607,152.24x = 381,461,576,690.31
  5. Step 5: Solve for x
    x = 381,461,576,690.31/607,152.24
  6. Step 6: Final answer
    x = 628,279.95

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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.