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Finding the Fourth Proportional to 590,587.20, 884,860.20 and 274,395.60

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Solution

The fourth proportional to 590,587.20, 884,860.20 and 274,395.60 is: 411,119.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,587.20 : 884,860.20 = 274,395.60 : x
  2. Step 2: Convert to fraction form
    590,587.20/884,860.20 = 274,395.60/x
  3. Step 3: Cross multiply
    590,587.20x = 884,860.20 × 274,395.60
  4. Step 4: Simplify right side
    590,587.20x = 242,801,745,495.12
  5. Step 5: Solve for x
    x = 242,801,745,495.12/590,587.20
  6. Step 6: Final answer
    x = 411,119.21

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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.