Home / 447,533.75-617,599.14-243,584.18

Finding the Fourth Proportional to 447,533.75, 617,599.14 and 243,584.18

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Solution

The fourth proportional to 447,533.75, 617,599.14 and 243,584.18 is: 336,147.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,533.75 : 617,599.14 = 243,584.18 : x
  2. Step 2: Convert to fraction form
    447,533.75/617,599.14 = 243,584.18/x
  3. Step 3: Cross multiply
    447,533.75x = 617,599.14 × 243,584.18
  4. Step 4: Simplify right side
    447,533.75x = 150,437,380,085.61
  5. Step 5: Solve for x
    x = 150,437,380,085.61/447,533.75
  6. Step 6: Final answer
    x = 336,147.56

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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.