Home / 384,306.60-576,632.70-173,836.20

Finding the Fourth Proportional to 384,306.60, 576,632.70 and 173,836.20

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Solution

The fourth proportional to 384,306.60, 576,632.70 and 173,836.20 is: 260,832.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,306.60 : 576,632.70 = 173,836.20 : x
  2. Step 2: Convert to fraction form
    384,306.60/576,632.70 = 173,836.20/x
  3. Step 3: Cross multiply
    384,306.60x = 576,632.70 × 173,836.20
  4. Step 4: Simplify right side
    384,306.60x = 100,239,637,363.74
  5. Step 5: Solve for x
    x = 100,239,637,363.74/384,306.60
  6. Step 6: Final answer
    x = 260,832.46

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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.