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Finding the Fourth Proportional to 358,251.54, 536,560.35 and 171,395.22

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Solution

The fourth proportional to 358,251.54, 536,560.35 and 171,395.22 is: 256,701.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,251.54 : 536,560.35 = 171,395.22 : x
  2. Step 2: Convert to fraction form
    358,251.54/536,560.35 = 171,395.22/x
  3. Step 3: Cross multiply
    358,251.54x = 536,560.35 × 171,395.22
  4. Step 4: Simplify right side
    358,251.54x = 91,963,879,231.53
  5. Step 5: Solve for x
    x = 91,963,879,231.53/358,251.54
  6. Step 6: Final answer
    x = 256,701.98

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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.