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Finding the Fourth Proportional to 623,074.80, 933,229.80 and 248,905.20

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Solution

The fourth proportional to 623,074.80, 933,229.80 and 248,905.20 is: 372,805.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,074.80 : 933,229.80 = 248,905.20 : x
  2. Step 2: Convert to fraction form
    623,074.80/933,229.80 = 248,905.20/x
  3. Step 3: Cross multiply
    623,074.80x = 933,229.80 × 248,905.20
  4. Step 4: Simplify right side
    623,074.80x = 232,285,750,014.96
  5. Step 5: Solve for x
    x = 232,285,750,014.96/623,074.80
  6. Step 6: Final answer
    x = 372,805.56

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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.