Home / 456,232.20-683,867.16-189,724.38

Finding the Fourth Proportional to 456,232.20, 683,867.16 and 189,724.38

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Solution

The fourth proportional to 456,232.20, 683,867.16 and 189,724.38 is: 284,386.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,232.20 : 683,867.16 = 189,724.38 : x
  2. Step 2: Convert to fraction form
    456,232.20/683,867.16 = 189,724.38/x
  3. Step 3: Cross multiply
    456,232.20x = 683,867.16 × 189,724.38
  4. Step 4: Simplify right side
    456,232.20x = 129,746,272,933.36
  5. Step 5: Solve for x
    x = 129,746,272,933.36/456,232.20
  6. Step 6: Final answer
    x = 284,386.49

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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.