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Finding the Fourth Proportional to 624,074.40, 936,111.60 and 466,610.40

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Solution

The fourth proportional to 624,074.40, 936,111.60 and 466,610.40 is: 699,915.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,074.40 : 936,111.60 = 466,610.40 : x
  2. Step 2: Convert to fraction form
    624,074.40/936,111.60 = 466,610.40/x
  3. Step 3: Cross multiply
    624,074.40x = 936,111.60 × 466,610.40
  4. Step 4: Simplify right side
    624,074.40x = 436,799,408,120.64
  5. Step 5: Solve for x
    x = 436,799,408,120.64/624,074.40
  6. Step 6: Final answer
    x = 699,915.60

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Half scale
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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.