Home / 284,526.05-392,189.90-192,616.34

Finding the Fourth Proportional to 284,526.05, 392,189.90 and 192,616.34

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Solution

The fourth proportional to 284,526.05, 392,189.90 and 192,616.34 is: 265,501.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,526.05 : 392,189.90 = 192,616.34 : x
  2. Step 2: Convert to fraction form
    284,526.05/392,189.90 = 192,616.34/x
  3. Step 3: Cross multiply
    284,526.05x = 392,189.90 × 192,616.34
  4. Step 4: Simplify right side
    284,526.05x = 75,542,183,140.36
  5. Step 5: Solve for x
    x = 75,542,183,140.36/284,526.05
  6. Step 6: Final answer
    x = 265,501.82

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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.