Home / 593,747.12-820,455.96-432,320.96

Finding the Fourth Proportional to 593,747.12, 820,455.96 and 432,320.96

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Solution

The fourth proportional to 593,747.12, 820,455.96 and 432,320.96 is: 597,392.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,747.12 : 820,455.96 = 432,320.96 : x
  2. Step 2: Convert to fraction form
    593,747.12/820,455.96 = 432,320.96/x
  3. Step 3: Cross multiply
    593,747.12x = 820,455.96 × 432,320.96
  4. Step 4: Simplify right side
    593,747.12x = 354,700,308,264.92
  5. Step 5: Solve for x
    x = 354,700,308,264.92/593,747.12
  6. Step 6: Final answer
    x = 597,392.89

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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.