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Finding the Fourth Proportional to 624,000.60, 936,000.90 and 519,024.60

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Solution

The fourth proportional to 624,000.60, 936,000.90 and 519,024.60 is: 778,536.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,000.60 : 936,000.90 = 519,024.60 : x
  2. Step 2: Convert to fraction form
    624,000.60/936,000.90 = 519,024.60/x
  3. Step 3: Cross multiply
    624,000.60x = 936,000.90 × 519,024.60
  4. Step 4: Simplify right side
    624,000.60x = 485,807,492,722.14
  5. Step 5: Solve for x
    x = 485,807,492,722.14/624,000.60
  6. Step 6: Final answer
    x = 778,536.90

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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.