Home / 526,795.87-726,983.42-285,083.46

Finding the Fourth Proportional to 526,795.87, 726,983.42 and 285,083.46

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Solution

The fourth proportional to 526,795.87, 726,983.42 and 285,083.46 is: 393,417.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,795.87 : 726,983.42 = 285,083.46 : x
  2. Step 2: Convert to fraction form
    526,795.87/726,983.42 = 285,083.46/x
  3. Step 3: Cross multiply
    526,795.87x = 726,983.42 × 285,083.46
  4. Step 4: Simplify right side
    526,795.87x = 207,250,950,538.08
  5. Step 5: Solve for x
    x = 207,250,950,538.08/526,795.87
  6. Step 6: Final answer
    x = 393,417.95

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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.