Home / 525,566.42-725,281.60-283,849.04

Finding the Fourth Proportional to 525,566.42, 725,281.60 and 283,849.04

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Solution

The fourth proportional to 525,566.42, 725,281.60 and 283,849.04 is: 391,711.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,566.42 : 725,281.60 = 283,849.04 : x
  2. Step 2: Convert to fraction form
    525,566.42/725,281.60 = 283,849.04/x
  3. Step 3: Cross multiply
    525,566.42x = 725,281.60 × 283,849.04
  4. Step 4: Simplify right side
    525,566.42x = 205,870,481,553.63
  5. Step 5: Solve for x
    x = 205,870,481,553.63/525,566.42
  6. Step 6: Final answer
    x = 391,711.64

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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.