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Finding the Fourth Proportional to 524,994.66, 787,797.90 and 221,370.24

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Solution

The fourth proportional to 524,994.66, 787,797.90 and 221,370.24 is: 332,184.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,994.66 : 787,797.90 = 221,370.24 : x
  2. Step 2: Convert to fraction form
    524,994.66/787,797.90 = 221,370.24/x
  3. Step 3: Cross multiply
    524,994.66x = 787,797.90 × 221,370.24
  4. Step 4: Simplify right side
    524,994.66x = 174,395,010,194.50
  5. Step 5: Solve for x
    x = 174,395,010,194.50/524,994.66
  6. Step 6: Final answer
    x = 332,184.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.