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Finding the Fourth Proportional to 174,205.60, 261,308.40 and 49,530.40

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Solution

The fourth proportional to 174,205.60, 261,308.40 and 49,530.40 is: 74,295.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,205.60 : 261,308.40 = 49,530.40 : x
  2. Step 2: Convert to fraction form
    174,205.60/261,308.40 = 49,530.40/x
  3. Step 3: Cross multiply
    174,205.60x = 261,308.40 × 49,530.40
  4. Step 4: Simplify right side
    174,205.60x = 12,942,709,575.36
  5. Step 5: Solve for x
    x = 12,942,709,575.36/174,205.60
  6. Step 6: Final answer
    x = 74,295.60

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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.