Home / 384,158.04-530,086.84-223,011.24

Finding the Fourth Proportional to 384,158.04, 530,086.84 and 223,011.24

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Solution

The fourth proportional to 384,158.04, 530,086.84 and 223,011.24 is: 307,725.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,158.04 : 530,086.84 = 223,011.24 : x
  2. Step 2: Convert to fraction form
    384,158.04/530,086.84 = 223,011.24/x
  3. Step 3: Cross multiply
    384,158.04x = 530,086.84 × 223,011.24
  4. Step 4: Simplify right side
    384,158.04x = 118,215,323,496.08
  5. Step 5: Solve for x
    x = 118,215,323,496.08/384,158.04
  6. Step 6: Final answer
    x = 307,725.76

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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.