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Finding the Fourth Proportional to 569,336.40, 854,004.60 and 409,904.10

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Solution

The fourth proportional to 569,336.40, 854,004.60 and 409,904.10 is: 614,856.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,336.40 : 854,004.60 = 409,904.10 : x
  2. Step 2: Convert to fraction form
    569,336.40/854,004.60 = 409,904.10/x
  3. Step 3: Cross multiply
    569,336.40x = 854,004.60 × 409,904.10
  4. Step 4: Simplify right side
    569,336.40x = 350,059,986,958.86
  5. Step 5: Solve for x
    x = 350,059,986,958.86/569,336.40
  6. Step 6: Final answer
    x = 614,856.15

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Similar ratio
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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.