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Finding the Fourth Proportional to 649,333.60, 974,000.40 and 365,898.40

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Solution

The fourth proportional to 649,333.60, 974,000.40 and 365,898.40 is: 548,847.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,333.60 : 974,000.40 = 365,898.40 : x
  2. Step 2: Convert to fraction form
    649,333.60/974,000.40 = 365,898.40/x
  3. Step 3: Cross multiply
    649,333.60x = 974,000.40 × 365,898.40
  4. Step 4: Simplify right side
    649,333.60x = 356,385,187,959.36
  5. Step 5: Solve for x
    x = 356,385,187,959.36/649,333.60
  6. Step 6: Final answer
    x = 548,847.60

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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.