Home / 307,624.20-461,436.30-245,416.20

Finding the Fourth Proportional to 307,624.20, 461,436.30 and 245,416.20

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Solution

The fourth proportional to 307,624.20, 461,436.30 and 245,416.20 is: 368,124.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,624.20 : 461,436.30 = 245,416.20 : x
  2. Step 2: Convert to fraction form
    307,624.20/461,436.30 = 245,416.20/x
  3. Step 3: Cross multiply
    307,624.20x = 461,436.30 × 245,416.20
  4. Step 4: Simplify right side
    307,624.20x = 113,243,943,288.06
  5. Step 5: Solve for x
    x = 113,243,943,288.06/307,624.20
  6. Step 6: Final answer
    x = 368,124.30

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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.