Home / 656,319.60-984,916.80-301,150.80

Finding the Fourth Proportional to 656,319.60, 984,916.80 and 301,150.80

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Solution

The fourth proportional to 656,319.60, 984,916.80 and 301,150.80 is: 451,926.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,319.60 : 984,916.80 = 301,150.80 : x
  2. Step 2: Convert to fraction form
    656,319.60/984,916.80 = 301,150.80/x
  3. Step 3: Cross multiply
    656,319.60x = 984,916.80 × 301,150.80
  4. Step 4: Simplify right side
    656,319.60x = 296,608,482,253.44
  5. Step 5: Solve for x
    x = 296,608,482,253.44/656,319.60
  6. Step 6: Final answer
    x = 451,926.90

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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.