Home / 526,969.14-727,217.85-285,250.97

Finding the Fourth Proportional to 526,969.14, 727,217.85 and 285,250.97

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Solution

The fourth proportional to 526,969.14, 727,217.85 and 285,250.97 is: 393,646.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,969.14 : 727,217.85 = 285,250.97 : x
  2. Step 2: Convert to fraction form
    526,969.14/727,217.85 = 285,250.97/x
  3. Step 3: Cross multiply
    526,969.14x = 727,217.85 × 285,250.97
  4. Step 4: Simplify right side
    526,969.14x = 207,439,597,113.81
  5. Step 5: Solve for x
    x = 207,439,597,113.81/526,969.14
  6. Step 6: Final answer
    x = 393,646.58

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1.5x scale

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.