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Finding the Fourth Proportional to 174,929.60, 262,005.60 and 135,358.40

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Solution

The fourth proportional to 174,929.60, 262,005.60 and 135,358.40 is: 202,736.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,929.60 : 262,005.60 = 135,358.40 : x
  2. Step 2: Convert to fraction form
    174,929.60/262,005.60 = 135,358.40/x
  3. Step 3: Cross multiply
    174,929.60x = 262,005.60 × 135,358.40
  4. Step 4: Simplify right side
    174,929.60x = 35,464,658,807.04
  5. Step 5: Solve for x
    x = 35,464,658,807.04/174,929.60
  6. Step 6: Final answer
    x = 202,736.75

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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.