Home / 439,547.70-606,546.51-245,921.83

Finding the Fourth Proportional to 439,547.70, 606,546.51 and 245,921.83

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Solution

The fourth proportional to 439,547.70, 606,546.51 and 245,921.83 is: 339,355.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,547.70 : 606,546.51 = 245,921.83 : x
  2. Step 2: Convert to fraction form
    439,547.70/606,546.51 = 245,921.83/x
  3. Step 3: Cross multiply
    439,547.70x = 606,546.51 × 245,921.83
  4. Step 4: Simplify right side
    439,547.70x = 149,163,026,571.79
  5. Step 5: Solve for x
    x = 149,163,026,571.79/439,547.70
  6. Step 6: Final answer
    x = 339,355.72

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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.