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Finding the Fourth Proportional to 624,188.40, 936,282.60 and 597,944.40

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Solution

The fourth proportional to 624,188.40, 936,282.60 and 597,944.40 is: 896,916.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,188.40 : 936,282.60 = 597,944.40 : x
  2. Step 2: Convert to fraction form
    624,188.40/936,282.60 = 597,944.40/x
  3. Step 3: Cross multiply
    624,188.40x = 936,282.60 × 597,944.40
  4. Step 4: Simplify right side
    624,188.40x = 559,844,937,487.44
  5. Step 5: Solve for x
    x = 559,844,937,487.44/624,188.40
  6. Step 6: Final answer
    x = 896,916.60

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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.