Home / 439,566.57-606,569.40-245,948.58

Finding the Fourth Proportional to 439,566.57, 606,569.40 and 245,948.58

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Solution

The fourth proportional to 439,566.57, 606,569.40 and 245,948.58 is: 339,390.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,566.57 : 606,569.40 = 245,948.58 : x
  2. Step 2: Convert to fraction form
    439,566.57/606,569.40 = 245,948.58/x
  3. Step 3: Cross multiply
    439,566.57x = 606,569.40 × 245,948.58
  4. Step 4: Simplify right side
    439,566.57x = 149,184,882,601.45
  5. Step 5: Solve for x
    x = 149,184,882,601.45/439,566.57
  6. Step 6: Final answer
    x = 339,390.87

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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.