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Finding the Fourth Proportional to 569,605.60, 854,408.40 and 495,877.60

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Solution

The fourth proportional to 569,605.60, 854,408.40 and 495,877.60 is: 743,816.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,605.60 : 854,408.40 = 495,877.60 : x
  2. Step 2: Convert to fraction form
    569,605.60/854,408.40 = 495,877.60/x
  3. Step 3: Cross multiply
    569,605.60x = 854,408.40 × 495,877.60
  4. Step 4: Simplify right side
    569,605.60x = 423,681,986,811.84
  5. Step 5: Solve for x
    x = 423,681,986,811.84/569,605.60
  6. Step 6: Final answer
    x = 743,816.40

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Double scale
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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.