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Finding the Fourth Proportional to 524,957.76, 787,562.04 and 169,972.16

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Solution

The fourth proportional to 524,957.76, 787,562.04 and 169,972.16 is: 254,998.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,957.76 : 787,562.04 = 169,972.16 : x
  2. Step 2: Convert to fraction form
    524,957.76/787,562.04 = 169,972.16/x
  3. Step 3: Cross multiply
    524,957.76x = 787,562.04 × 169,972.16
  4. Step 4: Simplify right side
    524,957.76x = 133,863,621,072.81
  5. Step 5: Solve for x
    x = 133,863,621,072.81/524,957.76
  6. Step 6: Final answer
    x = 254,998.84

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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.