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Finding the Fourth Proportional to 524,005.44, 786,161.24 and 169,011.60

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Solution

The fourth proportional to 524,005.44, 786,161.24 and 169,011.60 is: 253,566.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,005.44 : 786,161.24 = 169,011.60 : x
  2. Step 2: Convert to fraction form
    524,005.44/786,161.24 = 169,011.60/x
  3. Step 3: Cross multiply
    524,005.44x = 786,161.24 × 169,011.60
  4. Step 4: Simplify right side
    524,005.44x = 132,870,369,030.38
  5. Step 5: Solve for x
    x = 132,870,369,030.38/524,005.44
  6. Step 6: Final answer
    x = 253,566.77

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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.