Home / 520,898.07-781,590.24-184,193.76

Finding the Fourth Proportional to 520,898.07, 781,590.24 and 184,193.76

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Solution

The fourth proportional to 520,898.07, 781,590.24 and 184,193.76 is: 276,376.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,898.07 : 781,590.24 = 184,193.76 : x
  2. Step 2: Convert to fraction form
    520,898.07/781,590.24 = 184,193.76/x
  3. Step 3: Cross multiply
    520,898.07x = 781,590.24 × 184,193.76
  4. Step 4: Simplify right side
    520,898.07x = 143,964,045,084.90
  5. Step 5: Solve for x
    x = 143,964,045,084.90/520,898.07
  6. Step 6: Final answer
    x = 276,376.61

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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.