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Finding the Fourth Proportional to 569,920.40, 854,880.60 and 565,983.80

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Solution

The fourth proportional to 569,920.40, 854,880.60 and 565,983.80 is: 848,975.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,920.40 : 854,880.60 = 565,983.80 : x
  2. Step 2: Convert to fraction form
    569,920.40/854,880.60 = 565,983.80/x
  3. Step 3: Cross multiply
    569,920.40x = 854,880.60 × 565,983.80
  4. Step 4: Simplify right side
    569,920.40x = 483,848,570,534.28
  5. Step 5: Solve for x
    x = 483,848,570,534.28/569,920.40
  6. Step 6: Final answer
    x = 848,975.70

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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.