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Finding the Fourth Proportional to 603,670.90, 905,506.35 and 594,813.55

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Solution

The fourth proportional to 603,670.90, 905,506.35 and 594,813.55 is: 892,220.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,670.90 : 905,506.35 = 594,813.55 : x
  2. Step 2: Convert to fraction form
    603,670.90/905,506.35 = 594,813.55/x
  3. Step 3: Cross multiply
    603,670.90x = 905,506.35 × 594,813.55
  4. Step 4: Simplify right side
    603,670.90x = 538,607,446,591.04
  5. Step 5: Solve for x
    x = 538,607,446,591.04/603,670.90
  6. Step 6: Final answer
    x = 892,220.33

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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.