Home / 527,201.46-727,536.69-285,484.02

Finding the Fourth Proportional to 527,201.46, 727,536.69 and 285,484.02

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Solution

The fourth proportional to 527,201.46, 727,536.69 and 285,484.02 is: 393,967.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,201.46 : 727,536.69 = 285,484.02 : x
  2. Step 2: Convert to fraction form
    527,201.46/727,536.69 = 285,484.02/x
  3. Step 3: Cross multiply
    527,201.46x = 727,536.69 × 285,484.02
  4. Step 4: Simplify right side
    527,201.46x = 207,700,098,958.69
  5. Step 5: Solve for x
    x = 207,700,098,958.69/527,201.46
  6. Step 6: Final answer
    x = 393,967.23

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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.