Home / 593,178.20-889,767.30-520,861.40

Finding the Fourth Proportional to 593,178.20, 889,767.30 and 520,861.40

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Solution

The fourth proportional to 593,178.20, 889,767.30 and 520,861.40 is: 781,292.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,178.20 : 889,767.30 = 520,861.40 : x
  2. Step 2: Convert to fraction form
    593,178.20/889,767.30 = 520,861.40/x
  3. Step 3: Cross multiply
    593,178.20x = 889,767.30 × 520,861.40
  4. Step 4: Simplify right side
    593,178.20x = 463,445,441,552.22
  5. Step 5: Solve for x
    x = 463,445,441,552.22/593,178.20
  6. Step 6: Final answer
    x = 781,292.10

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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.