Home / 284,811.42-393,210.30-177,526.76

Finding the Fourth Proportional to 284,811.42, 393,210.30 and 177,526.76

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Solution

The fourth proportional to 284,811.42, 393,210.30 and 177,526.76 is: 245,093.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,811.42 : 393,210.30 = 177,526.76 : x
  2. Step 2: Convert to fraction form
    284,811.42/393,210.30 = 177,526.76/x
  3. Step 3: Cross multiply
    284,811.42x = 393,210.30 × 177,526.76
  4. Step 4: Simplify right side
    284,811.42x = 69,805,351,576.43
  5. Step 5: Solve for x
    x = 69,805,351,576.43/284,811.42
  6. Step 6: Final answer
    x = 245,093.24

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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.