Home / 445,260.78-614,087.53-292,179.89

Finding the Fourth Proportional to 445,260.78, 614,087.53 and 292,179.89

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Solution

The fourth proportional to 445,260.78, 614,087.53 and 292,179.89 is: 402,963.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,260.78 : 614,087.53 = 292,179.89 : x
  2. Step 2: Convert to fraction form
    445,260.78/614,087.53 = 292,179.89/x
  3. Step 3: Cross multiply
    445,260.78x = 614,087.53 × 292,179.89
  4. Step 4: Simplify right side
    445,260.78x = 179,424,027,770.54
  5. Step 5: Solve for x
    x = 179,424,027,770.54/445,260.78
  6. Step 6: Final answer
    x = 402,963.92

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1.5x scale

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.