Home / 439,076.47-658,166.07-249,135.59

Finding the Fourth Proportional to 439,076.47, 658,166.07 and 249,135.59

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Solution

The fourth proportional to 439,076.47, 658,166.07 and 249,135.59 is: 373,448.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,076.47 : 658,166.07 = 249,135.59 : x
  2. Step 2: Convert to fraction form
    439,076.47/658,166.07 = 249,135.59/x
  3. Step 3: Cross multiply
    439,076.47x = 658,166.07 × 249,135.59
  4. Step 4: Simplify right side
    439,076.47x = 163,972,590,771.37
  5. Step 5: Solve for x
    x = 163,972,590,771.37/439,076.47
  6. Step 6: Final answer
    x = 373,448.82

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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.