Home / 525,090.24-787,597.20-205,182.18

Finding the Fourth Proportional to 525,090.24, 787,597.20 and 205,182.18

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Solution

The fourth proportional to 525,090.24, 787,597.20 and 205,182.18 is: 307,758.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,090.24 : 787,597.20 = 205,182.18 : x
  2. Step 2: Convert to fraction form
    525,090.24/787,597.20 = 205,182.18/x
  3. Step 3: Cross multiply
    525,090.24x = 787,597.20 × 205,182.18
  4. Step 4: Simplify right side
    525,090.24x = 161,600,910,457.90
  5. Step 5: Solve for x
    x = 161,600,910,457.90/525,090.24
  6. Step 6: Final answer
    x = 307,758.36

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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.