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Finding the Fourth Proportional to 174,803.60, 262,205.40 and 155,104.40

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Solution

The fourth proportional to 174,803.60, 262,205.40 and 155,104.40 is: 232,656.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,803.60 : 262,205.40 = 155,104.40 : x
  2. Step 2: Convert to fraction form
    174,803.60/262,205.40 = 155,104.40/x
  3. Step 3: Cross multiply
    174,803.60x = 262,205.40 × 155,104.40
  4. Step 4: Simplify right side
    174,803.60x = 40,669,211,243.76
  5. Step 5: Solve for x
    x = 40,669,211,243.76/174,803.60
  6. Step 6: Final answer
    x = 232,656.60

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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.