Home / 526,823.84-727,016.92-285,106.44

Finding the Fourth Proportional to 526,823.84, 727,016.92 and 285,106.44

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Solution

The fourth proportional to 526,823.84, 727,016.92 and 285,106.44 is: 393,446.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,823.84 : 727,016.92 = 285,106.44 : x
  2. Step 2: Convert to fraction form
    526,823.84/727,016.92 = 285,106.44/x
  3. Step 3: Cross multiply
    526,823.84x = 727,016.92 × 285,106.44
  4. Step 4: Simplify right side
    526,823.84x = 207,277,205,880.97
  5. Step 5: Solve for x
    x = 207,277,205,880.97/526,823.84
  6. Step 6: Final answer
    x = 393,446.90

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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.