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Finding the Fourth Proportional to 410,190.70, 572,867.30 and 410,190.70

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Solution

The fourth proportional to 410,190.70, 572,867.30 and 410,190.70 is: 572,867.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,190.70 : 572,867.30 = 410,190.70 : x
  2. Step 2: Convert to fraction form
    410,190.70/572,867.30 = 410,190.70/x
  3. Step 3: Cross multiply
    410,190.70x = 572,867.30 × 410,190.70
  4. Step 4: Simplify right side
    410,190.70x = 234,984,838,794.11
  5. Step 5: Solve for x
    x = 234,984,838,794.11/410,190.70
  6. Step 6: Final answer
    x = 572,867.30

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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.