Home / 384,267.10-576,400.65-134,949.10

Finding the Fourth Proportional to 384,267.10, 576,400.65 and 134,949.10

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Solution

The fourth proportional to 384,267.10, 576,400.65 and 134,949.10 is: 202,423.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,267.10 : 576,400.65 = 134,949.10 : x
  2. Step 2: Convert to fraction form
    384,267.10/576,400.65 = 134,949.10/x
  3. Step 3: Cross multiply
    384,267.10x = 576,400.65 × 134,949.10
  4. Step 4: Simplify right side
    384,267.10x = 77,784,748,956.92
  5. Step 5: Solve for x
    x = 77,784,748,956.92/384,267.10
  6. Step 6: Final answer
    x = 202,423.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.