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Finding the Fourth Proportional to 524,938.24, 787,532.78 and 169,952.64

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Solution

The fourth proportional to 524,938.24, 787,532.78 and 169,952.64 is: 254,969.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,938.24 : 787,532.78 = 169,952.64 : x
  2. Step 2: Convert to fraction form
    524,938.24/787,532.78 = 169,952.64/x
  3. Step 3: Cross multiply
    524,938.24x = 787,532.78 × 169,952.64
  4. Step 4: Simplify right side
    524,938.24x = 133,843,275,047.54
  5. Step 5: Solve for x
    x = 133,843,275,047.54/524,938.24
  6. Step 6: Final answer
    x = 254,969.57

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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.