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Finding the Fourth Proportional to 416,000.40, 624,000.60 and 346,016.40

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Solution

The fourth proportional to 416,000.40, 624,000.60 and 346,016.40 is: 519,024.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,000.40 : 624,000.60 = 346,016.40 : x
  2. Step 2: Convert to fraction form
    416,000.40/624,000.60 = 346,016.40/x
  3. Step 3: Cross multiply
    416,000.40x = 624,000.60 × 346,016.40
  4. Step 4: Simplify right side
    416,000.40x = 215,914,441,209.84
  5. Step 5: Solve for x
    x = 215,914,441,209.84/416,000.40
  6. Step 6: Final answer
    x = 519,024.60

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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.