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Finding the Fourth Proportional to 175,200.40, 262,865.40 and 56,875.60

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Solution

The fourth proportional to 175,200.40, 262,865.40 and 56,875.60 is: 85,334.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,200.40 : 262,865.40 = 56,875.60 : x
  2. Step 2: Convert to fraction form
    175,200.40/262,865.40 = 56,875.60/x
  3. Step 3: Cross multiply
    175,200.40x = 262,865.40 × 56,875.60
  4. Step 4: Simplify right side
    175,200.40x = 14,950,627,344.24
  5. Step 5: Solve for x
    x = 14,950,627,344.24/175,200.40
  6. Step 6: Final answer
    x = 85,334.44

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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.