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Finding the Fourth Proportional to 591,346.20, 829,984.20 and 591,346.20

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Solution

The fourth proportional to 591,346.20, 829,984.20 and 591,346.20 is: 829,984.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,346.20 : 829,984.20 = 591,346.20 : x
  2. Step 2: Convert to fraction form
    591,346.20/829,984.20 = 591,346.20/x
  3. Step 3: Cross multiply
    591,346.20x = 829,984.20 × 591,346.20
  4. Step 4: Simplify right side
    591,346.20x = 490,808,002,730.04
  5. Step 5: Solve for x
    x = 490,808,002,730.04/591,346.20
  6. Step 6: Final answer
    x = 829,984.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.