Home / 578,337.20-867,246.60-262,631.60

Finding the Fourth Proportional to 578,337.20, 867,246.60 and 262,631.60

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Solution

The fourth proportional to 578,337.20, 867,246.60 and 262,631.60 is: 393,829.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,337.20 : 867,246.60 = 262,631.60 : x
  2. Step 2: Convert to fraction form
    578,337.20/867,246.60 = 262,631.60/x
  3. Step 3: Cross multiply
    578,337.20x = 867,246.60 × 262,631.60
  4. Step 4: Simplify right side
    578,337.20x = 227,766,362,152.56
  5. Step 5: Solve for x
    x = 227,766,362,152.56/578,337.20
  6. Step 6: Final answer
    x = 393,829.69

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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.