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Finding the Fourth Proportional to 173,688.40, 260,532.60 and 49,029.40

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Solution

The fourth proportional to 173,688.40, 260,532.60 and 49,029.40 is: 73,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,688.40 : 260,532.60 = 49,029.40 : x
  2. Step 2: Convert to fraction form
    173,688.40/260,532.60 = 49,029.40/x
  3. Step 3: Cross multiply
    173,688.40x = 260,532.60 × 49,029.40
  4. Step 4: Simplify right side
    173,688.40x = 12,773,757,058.44
  5. Step 5: Solve for x
    x = 12,773,757,058.44/173,688.40
  6. Step 6: Final answer
    x = 73,544.10

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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.