Home / 526,965.14-727,212.33-285,246.97

Finding the Fourth Proportional to 526,965.14, 727,212.33 and 285,246.97

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Solution

The fourth proportional to 526,965.14, 727,212.33 and 285,246.97 is: 393,641.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,965.14 : 727,212.33 = 285,246.97 : x
  2. Step 2: Convert to fraction form
    526,965.14/727,212.33 = 285,246.97/x
  3. Step 3: Cross multiply
    526,965.14x = 727,212.33 × 285,246.97
  4. Step 4: Simplify right side
    526,965.14x = 207,435,111,861.11
  5. Step 5: Solve for x
    x = 207,435,111,861.11/526,965.14
  6. Step 6: Final answer
    x = 393,641.05

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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.