Home / 413,283.12-619,333.20-235,422.60

Finding the Fourth Proportional to 413,283.12, 619,333.20 and 235,422.60

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Solution

The fourth proportional to 413,283.12, 619,333.20 and 235,422.60 is: 352,796.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,283.12 : 619,333.20 = 235,422.60 : x
  2. Step 2: Convert to fraction form
    413,283.12/619,333.20 = 235,422.60/x
  3. Step 3: Cross multiply
    413,283.12x = 619,333.20 × 235,422.60
  4. Step 4: Simplify right side
    413,283.12x = 145,805,032,210.32
  5. Step 5: Solve for x
    x = 145,805,032,210.32/413,283.12
  6. Step 6: Final answer
    x = 352,796.97

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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.