Home / 445,205.60-614,596.50-254,182.10

Finding the Fourth Proportional to 445,205.60, 614,596.50 and 254,182.10

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Solution

The fourth proportional to 445,205.60, 614,596.50 and 254,182.10 is: 350,892.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,205.60 : 614,596.50 = 254,182.10 : x
  2. Step 2: Convert to fraction form
    445,205.60/614,596.50 = 254,182.10/x
  3. Step 3: Cross multiply
    445,205.60x = 614,596.50 × 254,182.10
  4. Step 4: Simplify right side
    445,205.60x = 156,219,429,022.65
  5. Step 5: Solve for x
    x = 156,219,429,022.65/445,205.60
  6. Step 6: Final answer
    x = 350,892.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.