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Finding the Fourth Proportional to 590,337.20, 884,485.20 and 274,145.60

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Solution

The fourth proportional to 590,337.20, 884,485.20 and 274,145.60 is: 410,744.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,337.20 : 884,485.20 = 274,145.60 : x
  2. Step 2: Convert to fraction form
    590,337.20/884,485.20 = 274,145.60/x
  3. Step 3: Cross multiply
    590,337.20x = 884,485.20 × 274,145.60
  4. Step 4: Simplify right side
    590,337.20x = 242,477,725,845.12
  5. Step 5: Solve for x
    x = 242,477,725,845.12/590,337.20
  6. Step 6: Final answer
    x = 410,744.45

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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.