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Finding the Fourth Proportional to 174,802.60, 262,203.90 and 156,370.60

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Solution

The fourth proportional to 174,802.60, 262,203.90 and 156,370.60 is: 234,555.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,802.60 : 262,203.90 = 156,370.60 : x
  2. Step 2: Convert to fraction form
    174,802.60/262,203.90 = 156,370.60/x
  3. Step 3: Cross multiply
    174,802.60x = 262,203.90 × 156,370.60
  4. Step 4: Simplify right side
    174,802.60x = 41,000,981,165.34
  5. Step 5: Solve for x
    x = 41,000,981,165.34/174,802.60
  6. Step 6: Final answer
    x = 234,555.90

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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.