Home / 526,828.14-727,025.10-285,110.73

Finding the Fourth Proportional to 526,828.14, 727,025.10 and 285,110.73

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Solution

The fourth proportional to 526,828.14, 727,025.10 and 285,110.73 is: 393,454.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,828.14 : 727,025.10 = 285,110.73 : x
  2. Step 2: Convert to fraction form
    526,828.14/727,025.10 = 285,110.73/x
  3. Step 3: Cross multiply
    526,828.14x = 727,025.10 × 285,110.73
  4. Step 4: Simplify right side
    526,828.14x = 207,282,656,989.32
  5. Step 5: Solve for x
    x = 207,282,656,989.32/526,828.14
  6. Step 6: Final answer
    x = 393,454.03

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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.