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Finding the Fourth Proportional to 524,853.03, 787,404.48 and 169,867.05

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Solution

The fourth proportional to 524,853.03, 787,404.48 and 169,867.05 is: 254,841.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,853.03 : 787,404.48 = 169,867.05 : x
  2. Step 2: Convert to fraction form
    524,853.03/787,404.48 = 169,867.05/x
  3. Step 3: Cross multiply
    524,853.03x = 787,404.48 × 169,867.05
  4. Step 4: Simplify right side
    524,853.03x = 133,754,076,174.38
  5. Step 5: Solve for x
    x = 133,754,076,174.38/524,853.03
  6. Step 6: Final answer
    x = 254,841.01

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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.