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Finding the Fourth Proportional to 174,003.40, 260,486.70 and 103,846.60

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Solution

The fourth proportional to 174,003.40, 260,486.70 and 103,846.60 is: 155,460.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,003.40 : 260,486.70 = 103,846.60 : x
  2. Step 2: Convert to fraction form
    174,003.40/260,486.70 = 103,846.60/x
  3. Step 3: Cross multiply
    174,003.40x = 260,486.70 × 103,846.60
  4. Step 4: Simplify right side
    174,003.40x = 27,050,658,140.22
  5. Step 5: Solve for x
    x = 27,050,658,140.22/174,003.40
  6. Step 6: Final answer
    x = 155,460.51

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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.