Home / 393,294.27-589,979.75-156,581.49

Finding the Fourth Proportional to 393,294.27, 589,979.75 and 156,581.49

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Solution

The fourth proportional to 393,294.27, 589,979.75 and 156,581.49 is: 234,887.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,294.27 : 589,979.75 = 156,581.49 : x
  2. Step 2: Convert to fraction form
    393,294.27/589,979.75 = 156,581.49/x
  3. Step 3: Cross multiply
    393,294.27x = 589,979.75 × 156,581.49
  4. Step 4: Simplify right side
    393,294.27x = 92,379,907,541.92
  5. Step 5: Solve for x
    x = 92,379,907,541.92/393,294.27
  6. Step 6: Final answer
    x = 234,887.50

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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.