Home / 443,190.56-611,535.47-249,588.09

Finding the Fourth Proportional to 443,190.56, 611,535.47 and 249,588.09

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Solution

The fourth proportional to 443,190.56, 611,535.47 and 249,588.09 is: 344,393.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,190.56 : 611,535.47 = 249,588.09 : x
  2. Step 2: Convert to fraction form
    443,190.56/611,535.47 = 249,588.09/x
  3. Step 3: Cross multiply
    443,190.56x = 611,535.47 × 249,588.09
  4. Step 4: Simplify right side
    443,190.56x = 152,631,966,866.88
  5. Step 5: Solve for x
    x = 152,631,966,866.88/443,190.56
  6. Step 6: Final answer
    x = 344,393.54

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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.