Home / 413,040.08-619,566.96-113,518.80

Finding the Fourth Proportional to 413,040.08, 619,566.96 and 113,518.80

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Solution

The fourth proportional to 413,040.08, 619,566.96 and 113,518.80 is: 170,280.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,040.08 : 619,566.96 = 113,518.80 : x
  2. Step 2: Convert to fraction form
    413,040.08/619,566.96 = 113,518.80/x
  3. Step 3: Cross multiply
    413,040.08x = 619,566.96 × 113,518.80
  4. Step 4: Simplify right side
    413,040.08x = 70,332,497,818.85
  5. Step 5: Solve for x
    x = 70,332,497,818.85/413,040.08
  6. Step 6: Final answer
    x = 170,280.08

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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.