Home / 447,927.67-618,140.10-246,723.67

Finding the Fourth Proportional to 447,927.67, 618,140.10 and 246,723.67

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Solution

The fourth proportional to 447,927.67, 618,140.10 and 246,723.67 is: 340,478.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,927.67 : 618,140.10 = 246,723.67 : x
  2. Step 2: Convert to fraction form
    447,927.67/618,140.10 = 246,723.67/x
  3. Step 3: Cross multiply
    447,927.67x = 618,140.10 × 246,723.67
  4. Step 4: Simplify right side
    447,927.67x = 152,509,794,046.17
  5. Step 5: Solve for x
    x = 152,509,794,046.17/447,927.67
  6. Step 6: Final answer
    x = 340,478.62

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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.